2017 BC21
2017BC21, ~0UtV, K17B21C
All data for this body: [vot]
MPC data
| Name (number) |
2017 BC21 (738761) |
| a |
2.57970 |
| e |
0.08843 |
| i / sin(i) |
2.4489 /
0.04273
|
| q |
2.35156
|
| Q |
2.80783
|
| ω |
44.2770 |
| Node |
241.4603 |
| m |
208.1563 |
| n |
0.2379 |
| Epoch |
2460800.5 |
| nobs |
93 |
| nopp |
10 |
| Years observed |
2007-2025 |
| rms |
0.50 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.580 |
|
| ep |
0.095 |
|
| sin(ip) |
0.054 |
|
| G |
0.150 |
|
| H |
18.110 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
None |
| Spectral Class Score |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.5804 |
0.0946 |
0.0536 |
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 |
| 18.11 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |