2001 QB31
2001QB31, 1999 FR57, 1999FR57, 55013, J99F57R, K01Q31B
All data for this body: [vot]
MPC data
| Name (number) |
2001 QB31 (55013) |
| a |
2.56484 |
| e |
0.06673 |
| i / sin(i) |
3.0659 /
0.05348
|
| q |
2.39370
|
| Q |
2.73598
|
| ω |
295.5409 |
| Node |
82.2302 |
| m |
283.0057 |
| n |
0.2399 |
| Epoch |
2460800.5 |
| nobs |
3251 |
| nopp |
22 |
| Years observed |
1994-2025 |
| rms |
0.72 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.564 |
|
| ep |
0.080 |
|
| sin(ip) |
0.032 |
|
| G |
0.150 |
|
| H |
14.340 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
S |
| Spectral Class Score |
12.463 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.5644 |
0.0799 |
0.0320 |
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 |
| 14.34 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |