1991 VF2
1991VF2, 09959, 1989 EZ3, 1989EZ3, J89E03Z, J91V02F
All data for this body: [vot]
MPC data
| Name (number) |
1991 VF2 (9959) |
| a |
2.24350 |
| e |
0.14002 |
| i / sin(i) |
5.6517 /
0.09848
|
| q |
1.92937
|
| Q |
2.55762
|
| ω |
247.6750 |
| Node |
216.0460 |
| m |
308.3879 |
| n |
0.2933 |
| Epoch |
2460800.5 |
| nobs |
5101 |
| nopp |
21 |
| Years observed |
1989-2024 |
| rms |
0.54 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.244 |
|
| ep |
0.182 |
|
| sin(ip) |
0.111 |
|
| G |
0.150 |
|
| H |
14.870 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
67.630 |
| Period quality |
2 |
| Spectral Class |
X |
| Spectral Class Score |
3.629 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.2445 |
0.1823 |
0.1114 |
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 |
| 14.87 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Periods
| Value |
Quality |
Side real or Synodic |
Author |
Reference |
Method |
| 67.635 |
2 |
Synodic |
Pal |
2020ApJS..247...26P |
Lightcurve |