2009 RS21
2009RS21, ~0GzH, 2017 BH99, 2017BH99, K09R21S, K17B99H
All data for this body: [vot]
MPC data
| Name (number) |
2009 RS21 (685303) |
| a |
3.11828 |
| e |
0.13059 |
| i / sin(i) |
10.0668 /
0.17480
|
| q |
2.71105
|
| Q |
3.52551
|
| ω |
78.2747 |
| Node |
306.6896 |
| m |
266.8482 |
| n |
0.1790 |
| Epoch |
2460800.5 |
| nobs |
123 |
| nopp |
8 |
| Years observed |
2006-2024 |
| rms |
0.85 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
3.113 |
|
| ep |
0.102 |
|
| sin(ip) |
0.196 |
|
| G |
0.150 |
|
| H |
16.800 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
V |
| Spectral Class Score |
1.623 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.1134 |
0.1020 |
0.1962 |
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 |
| 16.80 |
|
|
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 |
0.2705 |
0.2705 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |