2001 QY257
2001QY257, 1999 FJ52, 1999FJ52, 55172, J99F52J, K01QP7Y
All data for this body: [vot]
MPC data
| Name (number) |
2001 QY257 (55172) |
| a |
2.62929 |
| e |
0.10350 |
| i / sin(i) |
14.3848 /
0.24843
|
| q |
2.35715
|
| Q |
2.90142
|
| ω |
224.7947 |
| Node |
170.8398 |
| m |
174.7337 |
| n |
0.2312 |
| Epoch |
2460800.5 |
| nobs |
3761 |
| nopp |
21 |
| Years observed |
1999-2025 |
| rms |
0.64 |
Best values
|
Value |
Standard error |
| Parent |
Maria (170) |
|
| |
|
|
| ap |
2.629 |
|
| ep |
0.081 |
|
| sin(ip) |
0.246 |
|
| G |
0.150 |
|
| H |
14.300 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
3.019 |
| Period quality |
2 |
| Spectral Class |
S |
| Spectral Class Score |
17.536 |
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 170 |
Maria |
506 |
Maria |
0.6700 |
Nesvorny |
doi.org/10.26033/6cg5-pt13 |
HCM-2020-08-14 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.6294 |
0.0808 |
0.2457 |
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 |
| 14.30 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Periods
| Value |
Quality |
Side real or Synodic |
Author |
Reference |
Method |
| 3.01919 |
2 |
Synodic |
Pal |
2020ApJS..247...26P |
Lightcurve |