2004 BX21
2004BX21, K04B21X, U7867
All data for this body: [vot]
MPC data
| Name (number) |
2004 BX21 (307867) |
| a |
1.88694 |
| e |
0.03513 |
| i / sin(i) |
18.9738 /
0.32514
|
| q |
1.82065
|
| Q |
1.95322
|
| ω |
336.7569 |
| Node |
348.4526 |
| m |
235.7341 |
| n |
0.3802 |
| Epoch |
2460800.5 |
| nobs |
606 |
| nopp |
13 |
| Years observed |
1999-2025 |
| rms |
0.90 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
1.887 |
|
| ep |
0.043 |
|
| sin(ip) |
0.351 |
|
| G |
0.150 |
|
| H |
17.300 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
D |
| Spectral Class Score |
0.256 |
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 434 |
Hungaria |
0 |
Hungaria |
|
Novakovic |
2019EPSC...13.1671N |
HCM |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 1.8870 |
0.0434 |
0.3512 |
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 |
| 17.30 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Spectral Class Data
| Class 1 |
Class 2 |
Probability of Class 1 |
Probability of Class 2 |
Taxonomy |
Wavelength |
Author |
Reference |
Method |
| D |
D |
0.0426 |
0.0426 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |