2011 UM271
2011UM271, 1999 AH30, 1999AH30, 2013 HO49, 2013HO49, e7718, J99A30H, K11UR1M, K13H49O
All data for this body: [vot]
MPC data
| Name (number) |
2011 UM271 (407718) |
| a |
2.24240 |
| e |
0.18483 |
| i / sin(i) |
3.8993 /
0.06800
|
| q |
1.82793
|
| Q |
2.65687
|
| ω |
143.7803 |
| Node |
291.1331 |
| m |
329.8194 |
| n |
0.2935 |
| Epoch |
2460800.5 |
| nobs |
122 |
| nopp |
11 |
| Years observed |
1999-2023 |
| rms |
0.79 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.243 |
|
| ep |
0.201 |
|
| sin(ip) |
0.079 |
|
| G |
0.150 |
|
| H |
18.600 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
None |
| Spectral Class Score |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.2426 |
0.2010 |
0.0788 |
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 |
| 18.60 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |