1981UJ28
18320, 1989YQ2, 1998KX16, 1999RD53, J81U28J, J89Y02Q, J98K16X, J99R53D
All data for this body: [vot]
MPC data
| Name (number) |
1981UJ28 (18320) |
| Packed designation |
18320 |
| a |
2.40217 |
| e |
0.15735 |
| i / sin(i) |
1.6631 /
0.02902
|
| q |
2.02420
|
| Q |
2.78015
|
| ω |
191.5006 |
| Node |
293.8737 |
| m |
218.7714 |
| n |
0.2647 |
| Epoch |
2459600.5 |
| nobs |
1902 |
| nopp |
20 |
| Years observed |
1981-2021 |
| rms |
0.49 |
Best values
|
Value |
Standard error |
| Parent |
Nysa (44) |
|
| |
|
|
| ap |
2.400 |
|
| ep |
0.189 |
|
| sin(ip) |
0.044 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
14.740 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 44 |
Nysa |
405 |
Nysa-Polana |
-0.3000 |
Nesvorny |
doi.org/10.26033/6cg5-pt13 |
HCM-2020-08-14 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.3996 |
0.1888 |
0.0436 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Jan-2022 |
G data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.15 |
|
|
MPC-2022-01-18 |
MPC-2022-01-18 |
Phot |
H data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 14.74 |
|
|
MPC-2022-01-18 |
MPC-2022-01-18 |
Phot |