1990 QB8
1990QB8, 18352, 1993 FC16, 1993FC16, J90Q08B, J93F16C
All data for this body: [vot]
MPC data
| Name (number) |
1990 QB8 (18352) |
| a |
2.75848 |
| e |
0.05125 |
| i / sin(i) |
6.5496 /
0.11406
|
| q |
2.61710
|
| Q |
2.89986
|
| ω |
331.4726 |
| Node |
150.5703 |
| m |
64.1843 |
| n |
0.2151 |
| Epoch |
2460800.5 |
| nobs |
2522 |
| nopp |
24 |
| Years observed |
1990-2025 |
| rms |
0.73 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.759 |
|
| ep |
0.081 |
|
| sin(ip) |
0.105 |
|
| G |
0.150 |
|
| H |
14.380 |
|
| Mass |
|
|
| D |
7.47 |
0.121 |
| pV |
0.079 |
0.0059 |
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
X |
| Spectral Class Score |
3.198 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.7586 |
0.0808 |
0.1053 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 7.47 |
0.121 |
0.121 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.079 |
0.0059 |
0.0059 |
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 |
| 14.38 |
|
|
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 |
| X |
|
0.533 |
|
Bus-Demeo |
VIS |
Sergeyev |
2022A&A...658A.109S |
PHOT |