1999 UR31
1999UR31, 2004 RL300, 2004RL300, J99U31R, K04RU0L, L0575
All data for this body: [vot]
MPC data
| Name (number) |
1999 UR31 (210575) |
| a |
3.06752 |
| e |
0.10307 |
| i / sin(i) |
2.4967 /
0.04356
|
| q |
2.75136
|
| Q |
3.38368
|
| ω |
272.3071 |
| Node |
35.0632 |
| m |
345.3610 |
| n |
0.1835 |
| Epoch |
2460800.5 |
| nobs |
317 |
| nopp |
15 |
| Years observed |
1999-2025 |
| rms |
0.90 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
3.068 |
|
| ep |
0.090 |
|
| sin(ip) |
0.039 |
|
| G |
0.150 |
|
| H |
16.500 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
V |
| Spectral Class Score |
0.217 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.0679 |
0.0900 |
0.0392 |
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 |
| 16.50 |
|
|
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 |
| V |
V |
0.0362 |
0.0320 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |