2008 AC21
2008AC21, a1770, K08A21C
All data for this body: [vot]
MPC data
| Name (number) |
2008 AC21 (361770) |
| a |
2.70788 |
| e |
0.07188 |
| i / sin(i) |
5.7776 /
0.10067
|
| q |
2.51325
|
| Q |
2.90252
|
| ω |
148.8484 |
| Node |
119.4453 |
| m |
59.1713 |
| n |
0.2212 |
| Epoch |
2460200.5 |
| nobs |
262 |
| nopp |
14 |
| Years observed |
2000-2023 |
| rms |
0.76 |
Best values
|
Value |
Standard error |
| Parent |
Nemesis (128) |
|
| |
|
|
| ap |
2.709 |
|
| ep |
0.087 |
|
| sin(ip) |
0.084 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
16.690 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 128 |
Nemesis |
504 |
Nemesis |
-0.7900 |
Nesvorny |
doi.org/10.26033/6cg5-pt13 |
HCM-2020-08-14 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.7088 |
0.0866 |
0.0837 |
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 |