1999 VD20
1999VD20, 2000 YH31, 2000YH31, 41055, J99V20D, K00Y31H
All data for this body: [vot]
MPC data
| Name (number) |
1999 VD20 (41055) |
| a |
3.00589 |
| e |
0.07418 |
| i / sin(i) |
2.6356 /
0.04598
|
| q |
2.78291
|
| Q |
3.22888
|
| ω |
296.6075 |
| Node |
42.6457 |
| m |
21.0956 |
| n |
0.1891 |
| Epoch |
2460800.5 |
| nobs |
1193 |
| nopp |
22 |
| Years observed |
1991-2025 |
| rms |
0.82 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
3.006 |
|
| ep |
0.050 |
|
| sin(ip) |
0.038 |
|
| G |
0.150 |
|
| H |
14.850 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
X |
| Spectral Class Score |
1.488 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.0062 |
0.0504 |
0.0381 |
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 |
| 14.85 |
|
|
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 |
|
0.248 |
|
Bus-Demeo |
VIS |
Sergeyev |
2022A&A...658A.109S |
PHOT |