2021 SY21
2021SY21, ~0iv1, K21S21Y
All data for this body: [vot]
MPC data
| Name (number) |
2021 SY21 (792671) |
| a |
5.24106 |
| e |
0.04753 |
| i / sin(i) |
8.3412 /
0.14507
|
| q |
4.99194
|
| Q |
5.49018
|
| ω |
277.9612 |
| Node |
200.1228 |
| m |
21.4515 |
| n |
0.0821 |
| Epoch |
2460800.5 |
| nobs |
107 |
| nopp |
9 |
| Years observed |
2008-2025 |
| rms |
1.03 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
|
|
| ep |
|
|
| sin(ip) |
|
|
| G |
0.150 |
|
| H |
14.730 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
None |
| Spectral Class Score |
|
G data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.15 |
|
|
MPC-2023-12-94 |
MPC-2023-12-94 |
Phot |
H data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 14.73 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |