2012 JB20
2012JB20, 2012 HL68, 2012HL68, c2170, K12H68L, K12J20B
All data for this body: [vot]
MPC data
| Name (number) |
2012 JB20 (382170) |
| a |
2.23401 |
| e |
0.18656 |
| i / sin(i) |
4.7017 /
0.08197
|
| q |
1.81724
|
| Q |
2.65078
|
| ω |
110.3353 |
| Node |
162.9204 |
| m |
287.3053 |
| n |
0.2952 |
| Epoch |
2460800.5 |
| nobs |
266 |
| nopp |
14 |
| Years observed |
1995-2025 |
| rms |
0.93 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.235 |
|
| ep |
0.165 |
|
| sin(ip) |
0.082 |
|
| G |
0.150 |
|
| H |
18.040 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
D |
| Spectral Class Score |
0.227 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.2346 |
0.1653 |
0.0818 |
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 |
| 18.04 |
|
|
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 |
| D |
D |
0.0378 |
0.0200 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |
| S |
D |
0.0123 |
0.0200 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |