1997 WQ9
1997WQ9, 1982 UB4, 1982UB4, 1993 RB9, 1993RB9, 31160, J82U04B, J93R09B, J97W09Q
All data for this body: [vot]
MPC data
| Name (number) |
1997 WQ9 (31160) |
| a |
2.38406 |
| e |
0.17910 |
| i / sin(i) |
2.2751 /
0.03970
|
| q |
1.95707
|
| Q |
2.81105
|
| ω |
255.4180 |
| Node |
177.4987 |
| m |
152.4629 |
| n |
0.2677 |
| Epoch |
2460800.5 |
| nobs |
2137 |
| nopp |
22 |
| Years observed |
1982-2025 |
| rms |
0.73 |
Best values
|
Value |
Standard error |
| Parent |
Nysa (44) |
|
| |
|
|
| ap |
2.384 |
|
| ep |
0.179 |
|
| sin(ip) |
0.044 |
|
| G |
0.150 |
|
| H |
15.330 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
None |
| Spectral Class Score |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.3841 |
0.1794 |
0.0437 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
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 |
| 15.33 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |