1998 XT20
1998XT20, 2007 YX23, 2007YX23, J98X20T, K07Y23X, S5314
All data for this body: [vot]
MPC data
| Name (number) |
1998 XT20 (285314) |
| a |
2.73787 |
| e |
0.19596 |
| i / sin(i) |
7.1977 /
0.12529
|
| q |
2.20136
|
| Q |
3.27438
|
| ω |
156.6466 |
| Node |
281.5847 |
| m |
313.1815 |
| n |
0.2176 |
| Epoch |
2460800.5 |
| nobs |
192 |
| nopp |
12 |
| Years observed |
1998-2025 |
| rms |
0.89 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.740 |
|
| ep |
0.190 |
|
| sin(ip) |
0.140 |
|
| G |
0.150 |
|
| H |
16.910 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
None |
| Spectral Class Score |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.7401 |
0.1896 |
0.1400 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
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 |
| 16.91 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |