4 ms·
From that pic it looks like they were able to measure accurately to within meters of the actual shape at this distance! That is incredible
by 6nf 8y ago
From that pic it looks like they were able to measure accurately to within meters of the actual shape at this distance! That is incredible
- jcims 8y agoThose streaks in that pic are the path of a star that UT passed. Given they know the velocity, if they time the period where the light from the star is occluded, they get a measure of how wide the object is at that elevation. This is what an occultation looks like: https://www.youtube.com/watch?v=7Y_qc8Ifhso https://www.youtube.com/watch?v=7Y_qc8Ifhso Crazy they are able to map a few of those together so precisely to get this data.