2021 HN12
2021HN12, ~0neW, K21H12N
All data for this body: [vot]
MPC data
| Name (number) |
2021 HN12 (810868) |
| a |
2.62174 |
| e |
0.11125 |
| i / sin(i) |
8.6179 /
0.14985
|
| q |
2.33008
|
| Q |
2.91340
|
| ω |
200.8744 |
| Node |
116.5895 |
| m |
268.4024 |
| n |
0.2322 |
| Epoch |
2460800.5 |
| nobs |
83 |
| nopp |
10 |
| Years observed |
2009-2025 |
| rms |
0.48 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.622 |
|
| ep |
0.087 |
|
| sin(ip) |
0.132 |
|
| G |
0.150 |
|
| H |
17.980 |
|
| 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 |
| 2.6217 |
0.0866 |
0.1316 |
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 |
| 17.98 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |