2002 JJ21
2002JJ21, 1991 HZ4, 1991HZ4, G9638, J91H04Z, K02J21J
All data for this body: [vot]
MPC data
| Name (number) |
2002 JJ21 (169638) |
| a |
2.36539 |
| e |
0.18383 |
| i / sin(i) |
3.5943 /
0.06269
|
| q |
1.93055
|
| Q |
2.80023
|
| ω |
227.8674 |
| Node |
5.8092 |
| m |
306.4025 |
| n |
0.2709 |
| Epoch |
2460200.5 |
| nobs |
473 |
| nopp |
17 |
| Years observed |
1991-2023 |
| rms |
0.78 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.366 |
|
| ep |
0.202 |
|
| sin(ip) |
0.066 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
16.960 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.3664 |
0.2018 |
0.0657 |
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 |
| 16.96 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |