1999 UT21
1999UT21, J99U21T, N1762
All data for this body: [vot]
MPC data
| Name (number) |
1999 UT21 (231762) |
| a |
2.67136 |
| e |
0.05706 |
| i / sin(i) |
0.7795 /
0.01360
|
| q |
2.51893
|
| Q |
2.82378
|
| ω |
223.0412 |
| Node |
46.5941 |
| m |
286.6651 |
| n |
0.2257 |
| Epoch |
2460200.5 |
| nobs |
236 |
| nopp |
16 |
| Years observed |
1999-2023 |
| rms |
0.79 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.671 |
|
| ep |
0.073 |
|
| sin(ip) |
0.013 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
17.070 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
| Rotational Period |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.6710 |
0.0735 |
0.0132 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Oct-2022 |
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 |
| 17.07 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |