1998 QW42
1998QW42, 12889, 1990 BX4, 1990BX4, 1993 TK15, 1993TK15, J90B04X, J93T15K, J98Q42W
All data for this body: [vot]
MPC data
| Name (number) |
1998 QW42 (12889) |
| a |
3.10873 |
| e |
0.12785 |
| i / sin(i) |
1.5880 /
0.02771
|
| q |
2.71129
|
| Q |
3.50616
|
| ω |
6.7824 |
| Node |
205.0587 |
| m |
322.5654 |
| n |
0.1798 |
| Epoch |
2460200.5 |
| nobs |
2806 |
| nopp |
23 |
| Years observed |
1990-2023 |
| rms |
0.61 |
Best values
|
Value |
Standard error |
| Parent |
Themis (24) |
|
| |
|
|
| ap |
3.113 |
|
| ep |
0.156 |
|
| sin(ip) |
0.039 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
13.190 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
| Rotational Period |
5.363 |
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 24 |
Themis |
602 |
Themis |
-0.2400 |
Nesvorny |
doi.org/10.26033/6cg5-pt13 |
HCM-2020-08-14 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.1133 |
0.1562 |
0.0392 |
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 |
| 13.19 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |