1991 TA9
1991TA9, 1999 VF150, 1999VF150, 58188, J91T09A, J99VF0F
All data for this body: [vot]
MPC data
| Name (number) |
1991 TA9 (58188) |
| a |
3.92995 |
| e |
0.16933 |
| i / sin(i) |
5.0110 /
0.08735
|
| q |
3.26449
|
| Q |
4.59541
|
| ω |
324.7825 |
| Node |
35.0033 |
| m |
128.2605 |
| n |
0.1265 |
| Epoch |
2460800.5 |
| nobs |
951 |
| nopp |
23 |
| Years observed |
1991-2025 |
| rms |
0.81 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
3.958 |
|
| ep |
0.027 |
|
| sin(ip) |
0.078 |
|
| G |
0.150 |
|
| H |
14.250 |
|
| Mass |
|
|
| D |
9.12 |
1.070 |
| pV |
0.053 |
0.0170 |
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
None |
| Spectral Class Score |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.9578 |
0.0269 |
0.0781 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 9.12 |
1.070 |
1.070 |
Grav |
2012ApJ...744..197G |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.053 |
0.0170 |
0.0170 |
Grav |
2012ApJ...744..197G |
NEATM |
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 |
| 14.25 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |