1999 XO31
1999XO31, 2001 KT45, 2001KT45, 49792, J99X31O, K01K45T
All data for this body: [vot]
MPC data
| Name (number) |
1999 XO31 (49792) |
| a |
2.69002 |
| e |
0.17005 |
| i / sin(i) |
12.2473 /
0.21213
|
| q |
2.23259
|
| Q |
3.14745
|
| ω |
39.4430 |
| Node |
115.5439 |
| m |
232.6165 |
| n |
0.2234 |
| Epoch |
2460800.5 |
| nobs |
1781 |
| nopp |
21 |
| Years observed |
1998-2025 |
| rms |
0.74 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.691 |
|
| ep |
0.207 |
|
| sin(ip) |
0.196 |
|
| G |
0.150 |
|
| H |
14.540 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
A |
| Spectral Class Score |
5.664 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.6912 |
0.2074 |
0.1960 |
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 |
| 14.54 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Spectral Class Data
| Class 1 |
Class 2 |
Probability of Class 1 |
Probability of Class 2 |
Taxonomy |
Wavelength |
Author |
Reference |
Method |
| A |
|
0.944 |
|
Bus-Demeo |
VIS |
Sergeyev |
2022A&A...658A.109S |
PHOT |