1981 EX12
1981EX12, 43742, J81E12X
All data for this body: [vot]
MPC data
| Name (number) |
1981 EX12 (43742) |
| a |
2.76137 |
| e |
0.10787 |
| i / sin(i) |
11.4141 /
0.19790
|
| q |
2.46350
|
| Q |
3.05925
|
| ω |
56.2440 |
| Node |
207.4273 |
| m |
152.5952 |
| n |
0.2148 |
| Epoch |
2460800.5 |
| nobs |
1537 |
| nopp |
21 |
| Years observed |
1981-2025 |
| rms |
0.76 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.761 |
|
| ep |
0.114 |
|
| sin(ip) |
0.205 |
|
| G |
0.150 |
|
| H |
14.980 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
S |
| Spectral Class Score |
6.000 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.7608 |
0.1135 |
0.2055 |
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 |
| 14.98 |
|
|
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 |
|
1.000 |
|
Bus-Demeo |
VIS |
Sergeyev |
2022A&A...658A.109S |
PHOT |