Gerhardus
12678, 1981 EQ20, 1981EQ20, 1997 ES45, 1997ES45, J81E20Q, J97E45S
All data for this body: [vot]
MPC data
| Name (number) |
Gerhardus (12678) |
| a |
2.54091 |
| e |
0.12470 |
| i / sin(i) |
2.4650 /
0.04301
|
| q |
2.22404
|
| Q |
2.85777
|
| ω |
122.9288 |
| Node |
176.6613 |
| m |
206.5629 |
| n |
0.2433 |
| Epoch |
2460800.5 |
| nobs |
2176 |
| nopp |
24 |
| Years observed |
1981-2025 |
| rms |
0.76 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.542 |
|
| ep |
0.114 |
|
| sin(ip) |
0.045 |
|
| G |
0.150 |
|
| H |
15.180 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
None |
| Spectral Class Score |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.5421 |
0.1135 |
0.0450 |
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 |
| 15.18 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |