2001 XS21
2001XS21, K01X21S, L9699
All data for this body: [vot]
MPC data
| Name (number) |
2001 XS21 (219699) |
| a |
2.72347 |
| e |
0.17282 |
| i / sin(i) |
6.8723 /
0.11966
|
| q |
2.25279
|
| Q |
3.19415
|
| ω |
125.0097 |
| Node |
319.4396 |
| m |
311.5691 |
| n |
0.2193 |
| Epoch |
2460200.5 |
| nobs |
785 |
| nopp |
13 |
| Years observed |
2001-2023 |
| rms |
0.77 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.722 |
|
| ep |
0.170 |
|
| sin(ip) |
0.134 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
16.140 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.7220 |
0.1700 |
0.1343 |
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 |
| 16.14 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |