2002 BB21
2002BB21, 1997 HG3, 1997HG3, 72938, J97H03G, K02B21B
All data for this body: [vot]
MPC data
| Name (number) |
2002 BB21 (72938) |
| a |
1.93779 |
| e |
0.05067 |
| i / sin(i) |
21.9911 /
0.37446
|
| q |
1.83959
|
| Q |
2.03599
|
| ω |
222.1309 |
| Node |
44.3659 |
| m |
235.2191 |
| n |
0.3654 |
| Epoch |
2460200.5 |
| nobs |
1579 |
| nopp |
16 |
| Years observed |
1997-2023 |
| rms |
0.67 |
Best values
|
Value |
Standard error |
| Parent |
Hungaria (434) |
|
| |
|
|
| ap |
1.938 |
|
| ep |
0.073 |
|
| sin(ip) |
0.359 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
15.880 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
| Rotational Period |
|
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 434 |
Hungaria |
3 |
Hungaria |
-0.1700 |
Nesvorny |
doi.org/10.26033/6cg5-pt13 |
HCM-2020-08-14 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 1.9380 |
0.0730 |
0.3593 |
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 |
| 15.88 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |