Uncategorized

Highlights of Asteroid Occultations in Europe

Oliver Klös, IOTA/ES        Last update: 2020 May 27

Predictions calculated by Steve Preston, IOTA

http://asteroidoccultation.com

Upcoming Occultations:

The events are marked by the following colour-codes:

Special Observation Campaign

Target star brighter than 9 mag

Prediction with high probability to make a positive observation

Preliminary prediction with MIRIADE data (IMCCE) for asteroid satellites by O. Klös, IOTA/ES

Detailed path maps, star charts and potential observing sites for these events can be found at Derek C. Breit’s web page:

http://www.poyntsource.com/New/Global.htm

 

Day       UT        Asteroid            MaxDur             Star                  Vmag
                                                     sec

May 2020

30  01:03  (185) Eunike     28.8      UCAC4 480-097085    12.1

Last update: 2020 Mar 29
http://asteroidoccultation.com/2020_05/0530_185_65064.htm

June 2020

09  23:50   (435) Ella     3.8    HIP 77369    10.4

Last update: 2020 Apr 13
http://asteroidoccultation.com/2020_06/0609_435_65146.htm
11  20:44  (185) Eunike    19.6    UCAC4 482-092962   12.4

Last update: 2020 Apr 13
http://asteroidoccultation.com/2020_06/0611_185_65160.htm
14  22:16  (377) Campania   7.8    UCAC4 378-105130   12.1

Last update: 2020 Apr 13
http://asteroidoccultation.com/2020_06/0614_377_65194.htm
20  23:31 (803) Picka     6.4    UCAC4 387-135259  11.6

Last update: 2020 Apr 28
http://asteroidoccultation.com/2020_06/0620_803_65232.htm
22  01:51  (551) Ortrud    7.1  TYC 6311-02385-1   11.3

Last update: 2020 Apr 28
http://asteroidoccultation.com/2020_06/0622_551_65250.htm
22  23:07 (2) Pallas     41.8    UCAC4 561-089839   11.5

Last update: 2020 Apr 28
http://asteroidoccultation.com/2020_06/0622_2_65260.htm
23  20:58   (1177) Gonnessia   6.6   UCAC4396-112154   11.9

Last update: 2020 Apr 28
http://asteroidoccultation.com/2020_06/0623_1177_65270.htm
27  21:14   (336) Lacadiera   12.6   TYC 5745-1897-1   9.7

Last update: 2020 Apr 28
http://asteroidoccultation.com/2020_06/0627_336_67204.htm

July 2020

01  01:14   (893) Leopoldina   7.1     UCAC4 419-130758    12.0

Last update: 2020 Apr 06
http://asteroidoccultation.com/2020_07/0701_893_65324.htm
06  20:25   (335) Roberta   13.6     UCAC4 373-168897    12.3

Last update: 2020 Apr 06
http://asteroidoccultation.com/2020_07/0706_335_65382.htm
08  21:19   (468) Lina     11.1    UCAC4 344-078007    12.4

Last update: 2020 Apr 06
http://asteroidoccultation.com/2020_07/0708_468_65400.htm
10  22:37   (316) Goberta     4.1    UCAC4 341-138070    12.2

Last update: 2020 Apr 06
http://asteroidoccultation.com/2020_07/0710_316_65424.htm
13  01:24   (925) Alphonsina     4.2    TYC 1725-00707-1    10.6

Last update: 2020 Apr 06
http://asteroidoccultation.com/2020_07/0713_925_65436.htm
14  20:36   (129) Antigone   12.9    UCAC4 384-142297    12.2

Last update: 2020 Apr 06
http://asteroidoccultation.com/2020_07/0714_129_65460.htm
17  00:28   (893) Leopoldina   6.1    TYC 5722-01181-1   11.6

Last update: 2020 Apr 06
http://asteroidoccultation.com/2020_07/0717_893_65484.htm
23  02:29   (713) Luscinia   9.3   UCAC4 522-001415    12.2

Last update: 2020 Apr 06
http://asteroidoccultation.com/2020_07/0723_713_65544.htm
24  01:28   (165) Loreley    18.2    UCAC4 414-141062    12.5

Last update: 2020 Apr 06
http://asteroidoccultation.com/2020_07/0724_165_65554.htm
26  19:44   (585) Bilkis   3.4    UCAC4 416-059877    11.9

Last update: 2020 Apr 06
http://asteroidoccultation.com/2020_07/0726_585_65584.htm
27  02:38   (91) Aegina    22.6    TYC 0010-01080-1   12.3

Last update: 2020 Apr 06
http://asteroidoccultation.com/2020_07/0727_91_65592.htm
31  02:53   (2365) Interkosmos    0.8     HIP 10732    5.5

Last update: 2020 Apr 06
http://asteroidoccultation.com/2020_07/0731_2365_72988.htm
Detailed path maps, star charts and potential observing sites for these events can be found at Derek C. Breit’s web page:

http://www.poyntsource.com/New/Global.htm

 

Preliminary Predictions:

Target star brighter than 9 mag

Day       UT        Asteroid            MaxDur            Star              Vmag
                                                     sec

August 2020

26   19:33   (2651) Karen    2.0      HIP 79851     8.4
Last update: 2020 Apr 06
http://asteroidoccultation.com/2020_08/0826_2651_67036.htm

October 2020

04   02:15   (406) Erna    11.3      HIP 15181     8.1
Last update: 2019 Apr 18
http://asteroidoccultation.com/2020_10/1004_406_66182.htm
12   00:15   (245) Vera    4.8      TYC 1900-00992-1     8.6
Last update: 2019 Apr 25
http://asteroidoccultation.com/2020_10/1012_245_66260.htm
18   22:15   (800) Kressmannia   1.8   TYC 1787-00717-1    9.1
Last update: 2019 Apr 24
http://asteroidoccultation.com/2020_10/1018_800_67300.htm
24   20:27   (1171) Rusthawelia   8.1   HIP 5315     6.2
Last update: 2019 Apr 25
http://asteroidoccultation.com/2020_10/1024_1171_66368.htm

November 2020

10   21:16   (683) Lanzia   9.4    TYC 1729-01829-1     9.0
Last update: 2019 Apr 18
http://asteroidoccultation.com/2020_11/1110_683_66546.htm
24   19:32   (283) Emma   11.7    TYC 2392-01288-1     8.6
Last update: 2019 Apr 18
http://asteroidoccultation.com/2020_11/1124_283_66650.htm
24   19:32   S2003-283-1   0.9    TYC 2392-01288-1     8.6
Path: Central Europe
Last update: 2019 May 22 (MIRIADE, IMCCE, O. Klös)

December 2020

23   23:15   (130) Elektra   13.6    TYC 4801-04107-1     8.3
Last update: 2019 Apr 25
http://asteroidoccultation.com/2020_12/1223_130_66888.htm
23   23:17   S2003-130-1    1.1    TYC 4801-04107-1     8.3
Path: Spain, Portugal
Last update: 2019 May 22 (MIRIADE, IMCCE, O. Klös)
29   05:01   (495) Eulalia   3.8    TYC 1323-02050-1     8.3
Last update: 2019 Apr 18
http://asteroidoccultation.com/2020_12/1229_495_66960.htm
31   03:24   (2376) Martynoy   2.5   UCAC4 438-56847     9.1
Last update: 2019 Apr 24
http://asteroidoccultation.com/2020_12/1231_2376_67362.htm

January 2021

01   20:38   (196) Philomela   10.9   HIP 40009    7.7
Last update: 2020 Mar 03
http://asteroidoccultation.com/2021_01/0101_196_68294.htm
05   19:57   (889) Erynia   1.9   HIP 36209    8.6
Last update: 2020 Mar 07
http://asteroidoccultation.com/2021_01/0105_1076_72378.htm
05   20:32   (13) Egeria   23.1   HIP 25974    7.9
Last update: 2020 Mar 07
http://asteroidoccultation.com/2021_01/0105_13_68330.htm
23   20:35   (4231) Fireman   2.9   TYC 1258-00839-1    7.9
Last update: 2020 Mar 07
http://asteroidoccultation.com/2021_01/0123_4231_72418.htm
26   02:53  (15114) 2000 CY101   1.5   HIP 32814    5.3
Last update: 2020 Mar 07
http://asteroidoccultation.com/2021_01/0126_15114_72380.htm
29   21:03  (424) Gratia   3.3     HIP 7732       8.6
Last update: 2020 Mar 03
http://asteroidoccultation.com/2021_01/0129_424_68636.htm

February 2021

01   19:26  (618) Elfriede   5.9     TYC 4698-00467-1       8.8
Last update: 2020 Mar 03
http://asteroidoccultation.com/2021_02/0201_618_68664.htm
09   22:09  (2224) Tucson   2.1     HIP 39790       7.7
Last update: 2020 Mar 07
http://asteroidoccultation.com/2021_02/0209_2224_72424.htm
15   16:48   (1581) Abanderada      3.7      TYC 1272-00711-1      8.8
Last update: 2020 Mar 03
http://asteroidoccultation.com/2021_02/0215_1581_68826.htm
15   17:56    (1427) Ruvuma      1.6     HIP 12738      7.7
Last update: 2020 Mar 07
http://asteroidoccultation.com/2021_02/0215_1427_72428.htm
15   23:09    (1926) Demideelaer     2.1      TYC 2486-00642-1      8.8
Last update: 2020 Mar 07
http://asteroidoccultation.com/2021_02/0215_1926_72574.htm

March 2021

06   00:26    (1408) Trusanda    6.8      HIP 69054       7.8
Last update: 2020 Mar 03
http://asteroidoccultation.com/2021_03/0306_1408_69060.htm
19   23:26    (1048) Feodosia    6.8      HIP 61099       7.7
Last update: 2020 Mar 03
http://asteroidoccultation.com/2021_03/0319_1048_69224.htm

April 2021

03   20:15    (2688) Halley    1.8    TYC 4950-010175-1       8.7
Last update: 2020 Mar 07
http://asteroidoccultation.com/2021_04/0403_2688_72610.htm
18   21:30    (313) Chaldaea    3.8    HIP 36231       6.8
Last update: 2020 Mar 03
http://asteroidoccultation.com/2021_04/0418_313_69570.htm

May 2021

06   20:59    (1244) Deira    1.4       HIP 42594       7.6
Last update: 2020 Mar 07
http://asteroidoccultation.com/2021_05/0506_1244_72452.htm
19   00:59    (801) Helwerthia    5.2       HIP 92878       8.7
Last update: 2020 Mar 07
http://asteroidoccultation.com/2021_05/0519_801_72648.htm

June 2021

09   21:18  (442) Eichsfeldia    2.2    UCAC4 534-049309       8.9
Last update: 2020 Mar 07
http://asteroidoccultation.com/2021_06/0609_442_72684.htm
29   03:11  (1489) Attila    2.7    HIP 511       7.9
Last update: 2020 Mar 07
http://asteroidoccultation.com/2021_06/0629_1489_72462.htm

July 2021

24   03:13  (212) Medea    4.3    TYC 1817-00159-1       8.7
Last update: 2020 Mar 07
http://asteroidoccultation.com/2021_07/0724_212_72730.htm

August 2021

03   01:05  (4292) Aoba   0.9    TYC 1799-00910-1       8.3
Last update: 2020 Mar 07
http://asteroidoccultation.com/2021_08/0803_4292_72470.htm
09   00:46  (16046) Gregnorman   2.8    HIP 90135     4.3
Last update: 2020 Mar 07
http://asteroidoccultation.com/2021_08/0809_16046_72400.htm
17   23:06  (376) Geometria   6.3    HIP 118268     3.9
Last update: 2020 Mar 07
http://asteroidoccultation.com/2021_08/0817_376_72402.htm
26   21:28  (385) Ilmatar   7.9    TYC 0009-00303-18   8.8
Last update: 2020 Mar 03
http://asteroidoccultation.com/2021_08/0826_385_70990.htm

September 2021

09   00:13  (301) Bavaria   2.3   HIP 29775   7.3
Last update: 2020 Mar 07
http://asteroidoccultation.com/2021_09/0909_301_72482.htm
22   04:32  (1312) Vassar   2.9   TYC 4755-01371-1   8.3
Last update: 2020 Mar 07
http://asteroidoccultation.com/2021_09/0922_1312_72484.htm
26   23:37  (268) Adorea    5.1    TYC 1371-02142-1   9.0
Last update: 2020 Mar 03
http://asteroidoccultation.com/2021_09/0926_268_71302.htm

October 2021

04   00:57  (370) Modestia   5.1   HIP 5286       8.0
Last update: 2020 Mar 07
http://asteroidoccultation.com/2021_10/1004_370_72488.htm
12   01:51  (21564) Widmanstatten   1.0     HIP 42076     6.0
Last update: 2020 Mar 07
http://asteroidoccultation.com/2021_10/1012_21564_72404.htm
19   01:53  (10291) 1985 UT      2.1      TYC 4674-00424-1    8.2
Last update: 2020 Mar 07
http://asteroidoccultation.com/2021_10/1019_10291_72496.htm

November 2021

03   02:28  (2407) Haug     4.9     TYC 1870-00735-1   9.0
Last update: 2020 Mar 07
http://asteroidoccultation.com/2021_11/1103_2407_72844.htm
12  22:46  (487) Venetia    26.4     TYC 1329-01678-1   8.5
Last update: 2020 Mar 03
http://asteroidoccultation.com/2021_11/1112_487_71792.htm
15  22:05  (161) Athor    4.7    HIP 44512      6.6
Last update: 2020 Mar 03
http://asteroidoccultation.com/2021_11/1115_161_71822.htm
20  03:46  (110) Lydia     11.1     TYC 0622-01054-1     9.0
Last update: 2020 Mar 03
http://asteroidoccultation.com/2021_11/1120_110_71854.htm
22  17:57   (4082) Swann   2.0    HIP 8409    7.9
Last update: 2020 Mar 07
http://asteroidoccultation.com/2021_11/1122_4082_72508.htm
25  16:26   (105) Artemis   3.3    TYC 5173-01510-1   8.9
Last update: 2020 Mar 03
http://asteroidoccultation.com/2021_11/1125_105_71904.htm
29  16:58   (5234) Sechenov   0.9    HIP 856     8.1
Last update: 2020 Mar 07
http://asteroidoccultation.com/2021_11/1129_5234_72510.htm

December 2021

03  01:33   (573) Recha      4.7      HIP 30484     6.7
Last update: 2020 Mar 03
http://asteroidoccultation.com/2021_12/1203_573_71988.htm
08  18:08  (249) Ilse      7.4      TYC 2333-01131-1     8.7
Last update: 2020 Mar 07
http://asteroidoccultation.com/2021_12/1208_249_72896.htm
16   21:11  (11395) 1998 XN77     7.9    HIP 12148    5.5
Last update: 2020 Mar 03
http://asteroidoccultation.com/2021_12/1216_11395_72166.htm
20   01:49  (6475) Refugium    3.1   TYC 1821-00304-1    8.2
Last update: 2020 Mar 07
http://asteroidoccultation.com/2021_12/1220_6475_72516.htm
22  01:59  (688) Melanie    3.5    UCAC4 492-042602    7.5
Last update: 2020 Mar 03
http://asteroidoccultation.com/2021_12/1222_688_72218.htm
22  03:42  (4628) Laplace    1.6    HIP 26759     8.7
Last update: 2020 Mar 07
http://asteroidoccultation.com/2021_12/1222_4628_72922.htm
27  21:26  (310) Margarita    2.8   TYC 0017-01041-1     7.7
Last update: 2020 Mar 07
http://asteroidoccultation.com/2021_12/1227_310_72518.htm
28  18:00  (532) Herculina   9.3    HIP 533    8.9
Last update: 2020 Mar 08
http://asteroidoccultation.com/2021_12/1228_532_72338.htm
30  20:16  (7641) 1986 TT6    5.4      HIP 4761   7.1
Last update: 2020 Mar 03
http://asteroidoccultation.com/2021_12/1230_7641_72364.htm
Detailed path maps, star charts and potential observing sites for these events can be found at Derek C. Breit’s web page:

http://www.poyntsource.com/New/Future.htm

Station Map for the Occultation by (105) Artemis at Thursday, 2009 January 15 (~ 21:34 UT)

V-Magnitude of target star TYC 5369-01307-1: 10.7 mag
Johnson B-V Colour Index: + 0.4
The UCAC2 gives a „pseudo-R magnitude“ of  10.8 mag

The max duration is expected to be 8.9 sec with a max drop of 2.2 mag.
The event will take place at an altitude of  34 deg and at azimuth 156 deg. The sun will be at an altitude of – 51 deg. (At predicted centre line for longitude 0 deg)

There is a 1 sigma uncertainty interval of  ± 0.31  path widths.
The probabilities to see a positive event:

Centre line: ~  90 %
Path limits: ~  50 %
1 sigma lines:  ~ 16 %
2 sigma lines: ~ 2 %

(Calculation according to Raymond Dusser, E.A.O.N. Circular #10)

PLEASE REMEMBER: Predictions are sometimes wrong. Please observe even with a small probability.
Let other observers know about you observing plans: Announce you station with OccultWatcher !

More information (coordinates, finder charts) at Steve Preston’s prediction:
http://asteroidoccultation.com/2009_01/0115_105_17170.htm

Table of potential observing stations and cities with distance from center of predicted path (Derek C. Breit):
http://www.poyntsource.com/New/Google/20090115_17170_Sites.txt

Map and Coordinates at the web page of  E.A.O.N. (not updated with Steve Preston’s data) :
http://astrosurf.com/eaon/Occultations%20January.htm

Good luck with your observation!

Oliver Klös

IOTA-ES

(105) Artemis, 2009 Jan 15, Station Map

Station Maps for the Occultation by (639) Latona at Thursday, 2009 January 15 (~ 21:08 UT)

EAST and WEST

V-Magnitude of target star TYC 1864-00746-1: 10.4 mag
Johnson B-V Colour Index: + 0.3
The UCAC2 gives a „pseudo-R magnitude“ of  10.3 mag

The max duration is expected to be 6.3 sec with a max drop of 2.6 mag.
The event will take place at an altitude of  64 deg and at azimuth 162 deg. The sun will be at an altitude of – 51 deg. (At predicted centre line for longitude E 10 deg)

There is a 1 sigma uncertainty interval of  ±  0.50 path widths.
The probabilities to see a positive event:

Centre line: ~  68 %
Path limits: ~  48 %
1 sigma lines:  ~ 16 %
2 sigma lines: ~ 2 %

(Calculation according to Raymond Dusser, E.A.O.N. Circular #10)

PLEASE REMEMBER: Predictions are sometimes wrong. Please observe even with a small probability.
Let other observers know about you observing plans: Announce you station with OccultWatcher !

More information (coordinates, finder charts) at Steve Preston’s prediction:
http://asteroidoccultation.com/2009_01/0115_639_17169.htm

Table of potential observing stations and cities with distance from center of predicted path (Derek C. Breit):
http://www.poyntsource.com/New/Google/20090115_17169_Sites.txt

Map and Coordinates at the web page of  E.A.O.N. (not updated with Steve Preston’s data) :
http://astrosurf.com/eaon/Occultations%20January.htm

Good luck with your observation!

Oliver Klös

IOTA-ES

(639) Latona, 2009 Jan 15, Station Map WEST(639) Latona, 2009 Jan 15, Station Map EAST

Station Map for the Occultation by (4711) Kathy at Thursday, 2009 January 15 (~ 18:30 UT)

V-Magnitude of target star TYC 0042-01409-1: 9.1 mag
Johnson B-V Colour Index: + 1.1
Spectral type K0
The UCAC2 gives a „pseudo-R magnitude“ of  8.9 mag

The max duration is expected to be 0.7 sec with a max drop of 6.9 mag.
The event will take place at an altitude of  41 deg and at azimuth 177 deg. The sun will be at an altitude of – 20 deg. (At predicted centre line for longitude 0 deg)

There is a 1 sigma uncertainty interval of  ±  3.86 path widths.
The probabilities to see a positive event:

Centre line: ~  10 %
Path limits: ~  10 %
1 sigma lines:  ~ 6 %
2 sigma lines: ~ 1 %

(Calculation according to Raymond Dusser, E.A.O.N. Circular #10)

PLEASE REMEMBER: Predictions are sometimes wrong. Please observe even with a small probability.
Let other observers know about you observing plans: Announce you station with OccultWatcher !

More information (coordinates, finder charts) at Steve Preston’s prediction:
http://asteroidoccultation.com/2009_01/0115_4711_18999.htm

Table of potential observing stations and cities with distance from center of predicted path (Derek C. Breit):
http://www.poyntsource.com/New/Google/20090115_18999_Sites.txt

Good luck with your observation!

Oliver Klös

IOTA-ES

(4711) Kathy, 2009 Jan 15, Station Map

Station Map for the Occultation by (307) Nike at Wednesday, 2009 January 14 (~ 20.42 UT)

V-Magnitude of target star HIP 6630: 8.6 mag
Johnson B-V Colour Index: + 0.5
Spectral type F8
The UCAC2 gives a „pseudo-R magnitude“ of 8.7 mag

The max duration is expected to be 2.7 sec with a max drop of 6.5 mag.
The event will take place at an altitude of 36 deg and at azimuth 239 deg. The sun will be at an altitude of -42 deg. (At predicted centre line for longitude 0 deg)

There is a 1 sigma uncertainty interval of  ±  0.53 path widths.
The probabilities to see a positive event:

Centre line: ~ 66 %
Path limits: ~  47 %
1 sigma lines:  ~ 16 %
2 sigma lines: ~ 2 %

(Calculation according to Raymond Dusser, E.A.O.N. Circular #10)

PLEASE REMEMBER: Predictions are sometimes wrong. Please observe even with a small probability.
Let other observers know about you observing plans: Announce you station with OccultWatcher !

More information (coordinates, finder charts) at Steve Preston’s prediction:
http://asteroidoccultation.com/2009_01/0114_307_18589.htm

Table of potential observing stations and cities with distance from center of predicted path (Derek C. Breit):
http://www.poyntsource.com/New/Google/20090114_18589_Sites.txt

Map and Coordinates at the web page of  E.A.O.N. (not updated with Steve Preston’s data) :
http://astrosurf.com/eaon/Occultations%20January.htm

Good luck with your observation!

Oliver Klös

IOTA-ES

(307) Nike, 2009 Jan 14, Station Map

Station Map for the Occultation by (145) Adeona at Tuesday, 2009 January 13 (~ 22:14 UT)

V-Magnitude of target star TYC 1815-00526-1: 12.3 mag
Johnson B-V Colour Index: + 0.2
The UCAC2 gives a „pseudo-R magnitude“ of 12.0 mag

Please notice:
The combined light of the asteroid and the star will drop by 0.6 mag to 11.9 mag (the magnitude of the asteroid) during an occultation.

The max duration is expected to be 35.0 sec with a max drop of 0.6 mag.
The event will take place at an altitude of 43 deg and at azimuth 256 deg. The sun will be at an altitude of -61 deg. (At predicted centre line for latitude N 50 deg)

There is a 1 sigma uncertainty interval of  ±  0.23 path widths.
The probabilities to see a positive event:

Centre line: ~  97 %
Path limits: ~  50 %
1 sigma lines:  ~ 16 %
2 sigma lines: ~ 2 %

(Calculation according to Raymond Dusser, E.A.O.N. Circular #10)

PLEASE REMEMBER: Predictions are sometimes wrong. Please observe even with a small probability.
Let other observers know about you observing plans: Announce you station with OccultWatcher !

More information (coordinates, finder charts) at Steve Preston’s prediction:
http://asteroidoccultation.com/2009_01/0113_145_17165.htm

Table of potential observing stations and cities with distance from center of predicted path (Derek C. Breit):
http://www.poyntsource.com/New/Google/20090113_17165_Sites.txt

Map and Coordinates at the web page of  E.A.O.N. (not updated with Steve Preston’s data):
http://astrosurf.com/eaon/Occultations%20January.htm

Good luck with your observation!

Oliver Klös

IOTA-ES

(145) Adeona, 2009 Jan 13, Station  Map

Station Map for the Occultation by (2880) Nihondaira at Monday, 2009 January 12 (~ 03:20 UT)

V-Magnitude of target star HIP 43670: 8.5 mag
Johnson B-V Colour Index: + 0.7
Spectral type K0
The UCAC2 gives a „pseudo-R magnitude“ of 8.6 mag

The max duration is expected to be 1.5 sec with a max drop of 7.7 mag.
The event will take place at an altitude of 49 deg and at azimuth 252 deg. The sun will be at an altitude of -32 deg. (At predicted centre line for longitude E 15 deg)

There is a 1 sigma uncertainty interval of  ±  4.23 path widths.
The probabilities to see a positive event:

Centre line: ~  9 %
Path limits: ~  9 %
1 sigma lines:  ~ 5 %
2 sigma lines: ~ 1 %

(Calculation according to Raymond Dusser, E.A.O.N. Circular #10)

PLEASE REMEMBER: Predictions are sometimes wrong. Please observe even with a small probability.
Let other observers know about you observing plans: Announce you station with OccultWatcher !

More information (coordinates, finder charts) at Steve Preston’s prediction:
http://asteroidoccultation.com/2009_01/0112_2880_20026.htm

Table of potential observing stations and cities with distance from center of predicted path (Derek C. Breit):
http://www.poyntsource.com/New/Google/20090112_20026_Sites.txt

Map and Coordinates at the web page of  E.A.O.N. :
http://astrosurf.com/eaon/Occultations%20January.htm

Good luck with your observation!

Oliver Klös

IOTA-ES

(2880) Nihondaira, 2009 Jan 12, Station Map

Station Maps for the Occultation by (704) Interamnia at Sunday, 2009 January 11 (~ 03:34 UT)

NORTH and SOUTH

Magnitude of target star 2UCAC 27665145: 12.9 mag

Please notice:
In the case of an occultation, the combined light of the asteroid and the star will drop by 0.3 mag to 11.8 mag (the magnitude of the asteroid).

The max duration is expected to be 37.9 sec with a max drop of 0.34 mag.
The event will take place at an altitude of 28 deg and at azimuth 182 deg. The sun will be at an altitude of -40 deg. (At predicted centre line for latitude N 50 deg)

There is a 1 sigma uncertainty interval of  ±  0.18 path widths.
The probabilities to see a positive event:

Centre line: ~  100 %
Path limits: ~  50 %
1 sigma lines:  ~ 16 %
2 sigma lines: ~ 2 %

(Calculation according to Raymond Dusser, E.A.O.N. Circular #10)

PLEASE REMEMBER: Predictions are sometimes wrong. Please observe even with a small probability.
Let other observers know about you observing plans: Announce you station with OccultWatcher !

More information (coordinates, finder charts) at Steve Preston’s prediction:
http://asteroidoccultation.com/2009_01/0111_704_19797.htm

Table of potential observing stations and cities with distance from center of predicted path (Derek C. Breit):
http://www.poyntsource.com/New/Google/20090111_19797_Sites.txt

Good luck with your observation!

Oliver Klös

IOTA-ES

(704) Interamnia, 2009 Jan 11, Station Map NORTH(704) Interamnia, 2009 Jan 11, Station Map SOUTH

Station Map for the Occultation by (626) Notburga at Saturday, 2009 January 10 (~ 18:09 UT)

V-Magnitude of target star HIP 109369: 7.0 mag
Johnson B-V Colour Index: + 1.0
Spectral type G5

The max duration is expected to be 2.4 sec with a max drop of 6.6 mag.
The event will take place at an altitude of 16 deg and at azimuth 229 deg. The sun will be at an altitude of -16 deg. (At predicted centre line for longitude W 03 deg)

There is a 1 sigma uncertainty interval of  ±  0.17 path widths.
The probabilities to see a positive event:

Centre line: ~  100 %
Path limits: ~  50 %
1 sigma lines:  ~ 16 %
2 sigma lines: ~ 2 %

(Calculation according to Raymond Dusser, E.A.O.N. Circular #10)

PLEASE REMEMBER: Predictions are sometimes wrong. Please observe even with a small probability.
Let other observers know about you observing plans: Announce you station with OccultWatcher !

More information (coordinates, finder charts) at Steve Preston’s prediction:
http://asteroidoccultation.com/2009_01/0110_626_20025.htm

Table of potential observing stations and cities with distance from center of predicted path (Derek C. Breit):
http://www.poyntsource.com/New/Google/20090110_20025_Sites.txt

Map and Coordinates at the web page of  E.A.O.N. :
http://astrosurf.com/eaon/Occultations%20January.htm

Good luck with your observation!

Oliver Klös

IOTA-ES

(626) Notburga, 2009 Jan 10, Station Map

Station Map for the Occultation by (402) Chloe at Thursday, 2009 January 08 (~ 17:08 UT)

V-Magnitude of target star TYC 0724-01025-1: 11.5 mag
Johnson B-V Colour Index: + 0.4
The UCAC2 gives a „pseudo-R magnitude“ of 11.5 mag

The max duration is expected to be 5.3 sec with a max drop of 1.2 mag.
The event will take place at an altitude of 20 deg and at azimuth 95 deg. The sun will be at an altitude of -14 deg. (At predicted centre line for longitude E 10 deg)

There is a 1 sigma uncertainty interval of  ±  0.51 path widths.
The probabilities to see a positive event:

Centre line: ~  67 %
Path limits: ~  47 %
1 sigma lines:  ~ 16 %
2 sigma lines: ~ 2 %

(Calculation according to Raymond Dusser, E.A.O.N. Circular #10)

PLEASE REMEMBER: Predictions are sometimes wrong. Please observe even with a small probability.
Let other observers know about you observing plans: Announce you station with OccultWatcher !

More information (coordinates, finder charts) at Steve Preston’s prediction:
http://asteroidoccultation.com/2009_01/0108_402_17146.htm

Table of potential observing stations and cities with distance from center of predicted path (Derek C. Breit):
http://www.poyntsource.com/New/Google/20090108_17146_Sites.txt

Map and Coordinates at the web page of  E.A.O.N. :
http://astrosurf.com/eaon/Occultations%20January.htm

Good luck with your observation!

Oliver Klös

IOTA-ES

(402) Chloe, 2009 Jan 09, Station Map