1998 YW20
1998YW20, 2002 XV54, 2002XV54, 2005 QM186, 2005QM186, J98Y20W, K02X54V, K05QI6M, P7571
All data for this body: [vot]
MPC data
| Name (number) |
1998 YW20 (257571) |
| a |
2.47885 |
| e |
0.13555 |
| i / sin(i) |
3.1079 /
0.05422
|
| q |
2.14284
|
| Q |
2.81487
|
| ω |
4.2047 |
| Node |
135.5598 |
| m |
62.0170 |
| n |
0.2525 |
| Epoch |
2460200.5 |
| nobs |
496 |
| nopp |
14 |
| Years observed |
1998-2023 |
| rms |
0.68 |
Best values
|
Value |
Standard error |
| Parent |
Nysa (44) |
|
| |
|
|
| ap |
2.477 |
|
| ep |
0.176 |
|
| sin(ip) |
0.046 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
17.020 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 44 |
Nysa |
405 |
Nysa-Polana |
0.2700 |
Nesvorny |
doi.org/10.26033/6cg5-pt13 |
HCM-2020-08-14 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.4769 |
0.1757 |
0.0465 |
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 |
| 17.02 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |