1999 US54
1999US54, ~000Q, 2011 KB48, 2011KB48, 2011 LD28, 2011LD28, J99U54S, K11K48B, K11L28D
All data for this body: [vot]
MPC data
| Name (number) |
1999 US54 (620026) |
| a |
2.59658 |
| e |
0.23568 |
| i / sin(i) |
3.5131 /
0.06128
|
| q |
1.98463
|
| Q |
3.20854
|
| ω |
300.6784 |
| Node |
358.8727 |
| m |
82.4492 |
| n |
0.2356 |
| Epoch |
2460800.5 |
| nobs |
180 |
| nopp |
9 |
| Years observed |
1999-2024 |
| rms |
0.87 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.598 |
|
| ep |
0.221 |
|
| sin(ip) |
0.067 |
|
| G |
0.150 |
|
| H |
17.680 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
V |
| Spectral Class Score |
0.357 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.5982 |
0.2209 |
0.0668 |
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 |
| 17.68 |
|
|
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 |
| V |
V |
0.0595 |
0.0595 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |