Raphaël Lallemand (GAIAMOONS) wrote on Planoccult on Jan 08:
The main body is 10.8 km wide, with a satellite between 1.3 and 10.4 km wide. We recommend an maximum exposure time around 100 ms. You can record 1 mn after and before the event. The uncertainty for the satellite’s position is ±85 km around the centrality.