2018 RA31
2018RA31, ~0rVk, 2015 PZ34, 2015PZ34, K15P34Z, K18R31A
All data for this body: [vot]
MPC data
| Name (number) |
2018 RA31 (825700) |
| a |
1.94100 |
| e |
0.15493 |
| i / sin(i) |
23.3226 /
0.39591
|
| q |
1.64027
|
| Q |
2.24173
|
| ω |
140.5799 |
| Node |
193.6757 |
| m |
183.2728 |
| n |
0.3645 |
| Epoch |
2460800.5 |
| nobs |
98 |
| nopp |
7 |
| Years observed |
1999-2023 |
| rms |
0.85 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
1.945 |
|
| ep |
0.156 |
|
| sin(ip) |
0.376 |
|
| G |
0.150 |
|
| H |
18.990 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
X |
| Spectral Class Score |
0.349 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 1.9453 |
0.1561 |
0.3758 |
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 |
| 18.99 |
|
|
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 |
| C |
X |
0.0190 |
0.0490 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |
| X |
X |
0.0582 |
0.0490 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |