2012 SA21
2012SA21, h6846, K12S21A
All data for this body: [vot]
MPC data
| Name (number) |
2012 SA21 (436846) |
| a |
2.66413 |
| e |
0.13357 |
| i / sin(i) |
12.7847 /
0.22129
|
| q |
2.30827
|
| Q |
3.01998
|
| ω |
206.9293 |
| Node |
167.5955 |
| m |
320.3643 |
| n |
0.2267 |
| Epoch |
2460800.5 |
| nobs |
262 |
| nopp |
11 |
| Years observed |
2010-2025 |
| rms |
0.91 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.664 |
|
| ep |
0.105 |
|
| sin(ip) |
0.215 |
|
| G |
0.150 |
|
| H |
16.790 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
S |
| Spectral Class Score |
0.856 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.6638 |
0.1047 |
0.2149 |
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 |
| 16.79 |
|
|
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 |
| S |
S |
0.1426 |
0.1070 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |