2001 BV31
2001BV31, 1987 SK20, 1987SK20, 1992 OB7, 1992OB7, 42141, J87S20K, J92O07B, K01B31V
All data for this body: [vot]
MPC data
| Name (number) |
2001 BV31 (42141) |
| a |
3.04308 |
| e |
0.23630 |
| i / sin(i) |
4.2412 /
0.07396
|
| q |
2.32400
|
| Q |
3.76217
|
| ω |
332.5662 |
| Node |
307.8498 |
| m |
89.3957 |
| n |
0.1857 |
| Epoch |
2460800.5 |
| nobs |
2985 |
| nopp |
24 |
| Years observed |
1992-2025 |
| rms |
0.64 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
3.045 |
|
| ep |
0.240 |
|
| sin(ip) |
0.089 |
|
| G |
0.150 |
|
| H |
13.950 |
|
| Mass |
|
|
| D |
7.59 |
0.273 |
| pV |
0.122 |
0.0405 |
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
None |
| Spectral Class Score |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.0447 |
0.2401 |
0.0893 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 7.59 |
0.273 |
0.273 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.122 |
0.0405 |
0.0405 |
Masiero |
2011ApJ...741...68M |
NEATM |
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 |
| 13.95 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |