2001 QM31
2001QM31, 1997 WB42, 1997WB42, 57190, J97W42B, K01Q31M
All data for this body: [vot]
MPC data
| Name (number) |
2001 QM31 (57190) |
| a |
2.61301 |
| e |
0.22871 |
| i / sin(i) |
3.9544 /
0.06896
|
| q |
2.01538
|
| Q |
3.21064
|
| ω |
259.4796 |
| Node |
131.3666 |
| m |
200.5239 |
| n |
0.2333 |
| Epoch |
2460800.5 |
| nobs |
2994 |
| nopp |
22 |
| Years observed |
1995-2025 |
| rms |
0.68 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.613 |
|
| ep |
0.181 |
|
| sin(ip) |
0.056 |
|
| G |
0.150 |
|
| H |
14.790 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
4.105 |
| Period quality |
2 |
| Spectral Class |
S |
| Spectral Class Score |
25.362 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.6128 |
0.1813 |
0.0563 |
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 |
| 14.79 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Periods
| Value |
Quality |
Side real or Synodic |
Author |
Reference |
Method |
| 4.10544 |
2 |
Synodic |
Pal |
2020ApJS..247...26P |
Lightcurve |