Timeline for How does the rock Simurgh Saxum (-25.32°, 4.05°) on 101955 Bennu define its prime meridian and serve as the basis for its coordinate system?
Current License: CC BY-SA 4.0
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| Aug 22, 2021 at 1:13 | comment | added | James K | I think the western edge of the rock defines 0 longitude, and the combination of that with the spin axis gives the coordinate system. The centre of the rock is at 4.05 degrees East. But I can't find a authoritative source stating that. | |
| Aug 22, 2021 at 0:15 | comment | added | uhoh | companion question: How was a rock on the surface of asteroid 101955 Bennu first observed from Earth (Benben Saxum)? | |
| Aug 22, 2021 at 0:14 | history | asked | uhoh | CC BY-SA 4.0 |