1998 SJ12
1998SJ12, 2001 HJ2, 2001HJ2, 49120, J98S12J, K01H02J
All data for this body: [vot]
MPC data
| Name (number) |
1998 SJ12 (49120) |
| a |
2.36874 |
| e |
0.17577 |
| i / sin(i) |
2.0303 /
0.03543
|
| q |
1.95238
|
| Q |
2.78511
|
| ω |
77.1620 |
| Node |
173.0803 |
| m |
28.7592 |
| n |
0.2704 |
| Epoch |
2460200.5 |
| nobs |
1795 |
| nopp |
22 |
| Years observed |
1979-2023 |
| rms |
0.68 |
Best values
|
Value |
Standard error |
| Parent |
Nysa (44) |
|
| |
|
|
| ap |
2.369 |
|
| ep |
0.185 |
|
| sin(ip) |
0.037 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
15.380 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
| Rotational Period |
|
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 44 |
Nysa |
405 |
Nysa-Polana |
-0.5300 |
Nesvorny |
doi.org/10.26033/6cg5-pt13 |
HCM-2020-08-14 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.3691 |
0.1849 |
0.0367 |
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 |
| 15.38 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |