1998 EC4
1998EC4, 1989 TF8, 1989TF8, 2000 UW53, 2000UW53, 42613, J89T08F, J98E04C, K00U53W
All data for this body: [vot]
MPC data
| Name (number) |
1998 EC4 (42613) |
| a |
2.34755 |
| e |
0.16140 |
| i / sin(i) |
3.9892 /
0.06957
|
| q |
1.96864
|
| Q |
2.72645
|
| ω |
332.2622 |
| Node |
148.4690 |
| m |
73.5994 |
| n |
0.2740 |
| Epoch |
2460200.5 |
| nobs |
1777 |
| nopp |
17 |
| Years observed |
1989-2023 |
| rms |
0.61 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.347 |
|
| ep |
0.194 |
|
| sin(ip) |
0.065 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
16.070 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.3470 |
0.1941 |
0.0645 |
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 |
| 16.07 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |