2001 JB9
2001JB9, 2000 ER89, 2000ER89, 51664, K00E89R, K01J09B
All data for this body: [vot]
MPC data
| Name (number) |
2001 JB9 (51664) |
| a |
2.84870 |
| e |
0.18149 |
| i / sin(i) |
3.5623 /
0.06214
|
| q |
2.33169
|
| Q |
3.36570
|
| ω |
308.6277 |
| Node |
35.7001 |
| m |
263.1348 |
| n |
0.2050 |
| Epoch |
2460800.5 |
| nobs |
1473 |
| nopp |
23 |
| Years observed |
1991-2025 |
| rms |
0.82 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.849 |
|
| ep |
0.145 |
|
| sin(ip) |
0.054 |
|
| G |
0.150 |
|
| H |
14.640 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
4.761 |
| Period quality |
2 |
| Spectral Class |
None |
| Spectral Class Score |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.8487 |
0.1455 |
0.0545 |
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 |
| 14.64 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Periods
| Value |
Quality |
Side real or Synodic |
Author |
Reference |
Method |
| 4.76119 |
2 |
Sidereal |
Durech |
2023A&A...675A..24D |
Model |