2017 XD31
2017XD31, K17X31D, s0890
All data for this body: [vot]
MPC data
| Name (number) |
2017 XD31 (540890) |
| a |
2.98892 |
| e |
0.12668 |
| i / sin(i) |
9.8787 /
0.17156
|
| q |
2.61029
|
| Q |
3.36755
|
| ω |
336.3756 |
| Node |
69.8368 |
| m |
169.7691 |
| n |
0.1907 |
| Epoch |
2460800.5 |
| nobs |
193 |
| nopp |
12 |
| Years observed |
2011-2025 |
| rms |
0.91 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.989 |
|
| ep |
0.106 |
|
| sin(ip) |
0.151 |
|
| G |
0.150 |
|
| H |
16.870 |
|
| 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 |
| 2.9885 |
0.1056 |
0.1515 |
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 |
| 16.87 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |