1998 WA31
1998WA31, 69988, J98W31A
All data for this body: [vot]
MPC data
| Name (number) |
1998 WA31 (69988) |
| a |
55.65881 |
| e |
0.42943 |
| i / sin(i) |
9.4459 /
0.16412
|
| q |
31.75736
|
| Q |
79.56026
|
| ω |
310.6851 |
| Node |
20.6545 |
| m |
50.3502 |
| n |
0.0024 |
| Epoch |
2460800.5 |
| nobs |
29 |
| nopp |
6 |
| Years observed |
1998-2023 |
| rms |
0.37 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
|
|
| ep |
|
|
| sin(ip) |
|
|
| G |
0.150 |
|
| H |
6.860 |
|
| 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 |
| 6.86 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |