1981 EQ7
1981EQ7, 39490, J81E07Q
All data for this body: [vot]
MPC data
| Name (number) |
1981 EQ7 (39490) |
| a |
2.99487 |
| e |
0.05429 |
| i / sin(i) |
8.2702 /
0.14384
|
| q |
2.83228
|
| Q |
3.15746
|
| ω |
344.1778 |
| Node |
307.6521 |
| m |
73.6795 |
| n |
0.1902 |
| Epoch |
2460800.5 |
| nobs |
1016 |
| nopp |
20 |
| Years observed |
1981-2025 |
| rms |
0.80 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.996 |
|
| ep |
0.056 |
|
| sin(ip) |
0.161 |
|
| G |
0.150 |
|
| H |
14.810 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
4.971 |
| Period quality |
2 |
| Spectral Class |
S |
| Spectral Class Score |
5.770 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.9963 |
0.0561 |
0.1610 |
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 |
| 14.81 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Periods
| Value |
Quality |
Side real or Synodic |
Author |
Reference |
Method |
| 4.97063 |
2 |
Sidereal |
Durech |
2023A&A...675A..24D |
Model |