2012 YJ21
2012YJ21, ~0kWw, K12Y21J
All data for this body: [vot]
MPC data
| Name (number) |
2012 YJ21 (798866) |
| a |
3.23729 |
| e |
0.07860 |
| i / sin(i) |
17.3413 /
0.29806
|
| q |
2.98283
|
| Q |
3.49175
|
| ω |
129.0080 |
| Node |
110.8457 |
| m |
282.1265 |
| n |
0.1692 |
| Epoch |
2460800.5 |
| nobs |
75 |
| nopp |
9 |
| Years observed |
2011-2025 |
| rms |
0.37 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
3.231 |
|
| ep |
0.099 |
|
| sin(ip) |
0.282 |
|
| G |
0.150 |
|
| H |
16.830 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
None |
| Spectral Class Score |
|
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 375 |
Ursula |
0 |
Ursula |
|
Novakovic |
2019EPSC...13.1671N |
HCM |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.2306 |
0.0994 |
0.2816 |
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 |
| 16.83 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |