IOTA/ES : Call for Observations – Where to go, what to do, when to look

Oliver Klös, IOTA/ES Last update: 2021 May 08

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

Prediction with MIRIADE data (IMCCE) / JPL Horizons 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 2021

08 21:10 (1585) Union 3.8 UCAC4 500-071836 12.5

Last update: 2021 Apr 16

https://asteroidoccultation.com/2021_05/0508_1585_69776.htm

14 18:50 (127) Johanna 13.2 TYC 5552-00769-1 10.2

Last update: 2021 Apr 16

https://asteroidoccultation.com/2021_05/0514_127_69850.htm

15 01:07 (895) Helio 11.1 UCAC4 333-156619 11.2

Last update: 2021 Apr 16

https://asteroidoccultation.com/2021_05/0515_895_69852.htm

19 00:59 (801) Helwerthia 5.2 HIP 92878 8.7

Last update: 2021 Apr 16

http://asteroidoccultation.com/2021_05/0519_801_72648.htm

19 21:21 (18) Melpomene 6.2 TYC 1401-00444-1 10.8

Last update: 2021 May 07

https://asteroidoccultation.com/2021_05/0519_18_69882.htm

23 20:02 (46) Hestia 10.2 UCAC4 373-072583 12.2

Last update: 2021 Apr 16

https://asteroidoccultation.com/2021_05/0523_46_69932.htm

29 19:25 (1062) Ljuba 2.8 TYC 0833-01255-1 10.3

Last update: 2021 Apr 16

https://asteroidoccultation.com/2021_05/0529_1062_72668.htm

30 22:54 (686) Gersuind 4.4 TYC 6162-00310-1 10.8

Last update: 2021 Apr 16

https://asteroidoccultation.com/2021_05/0530_686_70010.htm

June 2021

04 21:50 (105) Artemis 16.0 UCAC4 530-074275 12.5

Last update: 2021 Apr 16

https://asteroidoccultation.com/2021_06/0604_105_70082.htm

06 00:46 (125) Liberatrix 4.8 TYC 5618-00945-1 10.9

Last update: 2021 Apr 16

https://asteroidoccultation.com/2021_06/0606_125_70096.htm

07 02:50 (141) Lumen 4.4 UCAC4 473-000117 12.4

Last update: 2021 Apr 16

https://asteroidoccultation.com/2021_06/0607_141_70108.htm

09 21:18 (442) Eichsfeldia 2.2 UCAC4 534-049309 8.9

Last update: 2021 Apr 16

http://asteroidoccultation.com/2021_06/0609_442_72684.htm

09 22:22 (105) Artemis 16.8 UCAC4 533-072522 11.9

Last update: 2021 Apr 16

https://asteroidoccultation.com/2021_06/0609_105_70136.htm

11 19:25 (582) Olympia 11.6 TYC 1556-00565-1 11.6

Last update: 2021 Apr 16

https://asteroidoccultation.com/2021_06/0611_582_70154.htm

17 00:29 (425) Cornelia 7.1 UCAC4 339-076858 12.4

Last update: 2021 Apr 29

https://asteroidoccultation.com/2021_06/0617_425_70204.htm

17 22:11 (1172) Aeneas 8.7 UCAC4 372-106148 12.0

Last update: 2021 Apr 29

https://asteroidoccultation.com/2021_06/0617_1172_70220.htm

18 19:54 (276) Adelheid 9.4 UCAC4 481-091479 12.4

Last update: 2021 Apr 29

https://asteroidoccultation.com/2021_06/0618_276_70238.htm

18 21:30 (198) Ampella 6.0 UCAC4 392-054474 12.0

Last update: 2021 Apr 29

https://asteroidoccultation.com/2021_06/0618_198_70240.htm

18 23:05 (2357) Phereclos 6.3 TYC 6273-01107-1 11.2

Last update: 2021 Apr 29

https://asteroidoccultation.com/2021_06/0618_2357_70244.htm

19 00:19 (105) Artemis 17.9 UCAC4 537-070312 12.4

Last update: 2021 Apr 29

https://asteroidoccultation.com/2021_06/0619_105_70250.htm

19 03:56 (3451) Mentor 9.0 UCAC4 487-093267 13.9

Last update: 2021 Apr 25

https://asteroidoccultation.com/2021_06/0619_3451_74402.htm

20 01:42 (1021) Flammario 8.4 UCAC4 369-163594 12.3

Last update: 2021 Apr 29

https://asteroidoccultation.com/2021_06/0620_1021_70280.htm

25 02:47 (670) Ottogebe 1.24 TYC 0613-01064-1 9.9

Last update: 2021 Apr 29

https://asteroidoccultation.com/2021_06/0625_670_72696.htm

25 03:03 (92) Undina 12.1 UCAC4 337-193438 12.5

Last update: 2021 Apr 29

https://asteroidoccultation.com/2021_06/0625_92_70352.htm

29 00:42 (451) Patientia 27.2 UCAC4 316-242333 11.4

Last update: 2021 Apr 29

https://asteroidoccultation.com/2021_06/0629_451_73986.htm

29 03:11 (1489) Attila 2.7 HIP 511 7.9

Last update: 2021 Apr 29

http://asteroidoccultation.com/2021_06/0629_1489_72462.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

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