2012 ER20
2012ER20, K12E20R, t0351
All data for this body: [vot]
MPC data
| Name (number) |
2012 ER20 (550351) |
| a |
2.55409 |
| e |
0.21408 |
| i / sin(i) |
14.4180 /
0.24899
|
| q |
2.00731
|
| Q |
3.10088
|
| ω |
347.7799 |
| Node |
64.1715 |
| m |
166.6730 |
| n |
0.2415 |
| Epoch |
2460800.5 |
| nobs |
161 |
| nopp |
12 |
| Years observed |
2006-2025 |
| rms |
1.06 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.553 |
|
| ep |
0.208 |
|
| sin(ip) |
0.224 |
|
| G |
0.150 |
|
| H |
17.110 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
V |
| Spectral Class Score |
1.284 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.5528 |
0.2082 |
0.2237 |
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 |
| 17.11 |
|
|
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 |
0.2140 |
0.2140 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |