2012 XX21
2012XX21, 2001 YT52, 2001YT52, a0000, K01Y52T, K12X21X
All data for this body: [vot]
MPC data
| Name (number) |
2012 XX21 (360000) |
| a |
3.17589 |
| e |
0.16825 |
| i / sin(i) |
2.2030 /
0.03844
|
| q |
2.64155
|
| Q |
3.71023
|
| ω |
37.2973 |
| Node |
71.5311 |
| m |
297.7099 |
| n |
0.1741 |
| Epoch |
2460200.5 |
| nobs |
167 |
| nopp |
12 |
| Years observed |
1995-2023 |
| rms |
0.87 |
Best values
|
Value |
Standard error |
| Parent |
Themis (24) |
|
| |
|
|
| ap |
3.174 |
|
| ep |
0.172 |
|
| sin(ip) |
0.023 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
16.690 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
| Rotational Period |
|
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 24 |
Themis |
602 |
Themis |
0.0900 |
Nesvorny |
doi.org/10.26033/6cg5-pt13 |
HCM-2020-08-14 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.1744 |
0.1725 |
0.0226 |
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 |
| 16.69 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |