1999 VX21
1999VX21, 2002 QT14, 2002QT14, I7828, J99V21X, K02Q14T
All data for this body: [vot]
MPC data
| Name (number) |
1999 VX21 (187828) |
| a |
2.18400 |
| e |
0.24722 |
| i / sin(i) |
3.5648 /
0.06218
|
| q |
1.64408
|
| Q |
2.72392
|
| ω |
161.6544 |
| Node |
208.8955 |
| m |
347.6153 |
| n |
0.3054 |
| Epoch |
2460800.5 |
| nobs |
548 |
| nopp |
16 |
| Years observed |
1999-2025 |
| rms |
0.81 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.236 |
|
| ep |
0.230 |
|
| sin(ip) |
0.066 |
|
| G |
0.150 |
|
| H |
17.300 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
S |
| Spectral Class Score |
6.930 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.2361 |
0.2296 |
0.0663 |
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 |
| S |
|
0.990000 |
|
Mahlke |
VISNIR |
Mahlke |
2022A&A...665A..26M |
SPEC |