2001 BT21
2001BT21, 2002 CS105, 2002CS105, 98878, K01B21T, K02CA5S
All data for this body: [vot]
MPC data
| Name (number) |
2001 BT21 (98878) |
| a |
2.87289 |
| e |
0.04026 |
| i / sin(i) |
1.8280 /
0.03190
|
| q |
2.75722
|
| Q |
2.98855
|
| ω |
217.7667 |
| Node |
16.5192 |
| m |
91.6859 |
| n |
0.2024 |
| Epoch |
2460200.5 |
| nobs |
1263 |
| nopp |
19 |
| Years observed |
1960-2023 |
| rms |
0.72 |
Best values
|
Value |
Standard error |
| Parent |
Koronis (158) |
|
| |
|
|
| ap |
2.874 |
|
| ep |
0.071 |
|
| sin(ip) |
0.035 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
15.050 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
| Rotational Period |
|
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 158 |
Koronis |
605 |
Koronis |
0.0000 |
Nesvorny |
doi.org/10.26033/6cg5-pt13 |
HCM-2020-08-14 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.8742 |
0.0712 |
0.0347 |
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 |
| 15.05 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |