2012 BP21
2012BP21, 2008 CN157, 2008CN157, K08CF7N, K12B21P, s1839
All data for this body: [vot]
MPC data
| Name (number) |
2012 BP21 (541839) |
| a |
2.58327 |
| e |
0.31588 |
| i / sin(i) |
5.2997 /
0.09237
|
| q |
1.76727
|
| Q |
3.39927
|
| ω |
215.7474 |
| Node |
210.2372 |
| m |
97.9767 |
| n |
0.2374 |
| Epoch |
2460800.5 |
| nobs |
422 |
| nopp |
9 |
| Years observed |
2002-2025 |
| rms |
0.85 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.584 |
|
| ep |
0.249 |
|
| sin(ip) |
0.096 |
|
| G |
0.150 |
|
| H |
17.160 |
|
| 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 |
| 2.5839 |
0.2490 |
0.0961 |
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 |
| 17.16 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |