1981 ER45
1981ER45, 1998 FF54, 1998FF54, 73667, J81E45R, J98F54F
All data for this body: [vot]
MPC data
| Name (number) |
1981 ER45 (73667) |
| a |
2.25950 |
| e |
0.10485 |
| i / sin(i) |
6.5240 /
0.11362
|
| q |
2.02260
|
| Q |
2.49640
|
| ω |
302.9823 |
| Node |
192.6257 |
| m |
220.0031 |
| n |
0.2902 |
| Epoch |
2460200.5 |
| nobs |
1034 |
| nopp |
18 |
| Years observed |
1981-2023 |
| rms |
0.71 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.260 |
|
| ep |
0.157 |
|
| sin(ip) |
0.122 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
16.410 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
| Rotational Period |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.2598 |
0.1569 |
0.1224 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Oct-2022 |
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 |
| 16.41 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |