1999 UE21
1999UE21, 1999 VG229, 1999VG229, 2006 GN10, 2006GN10, J99U21E, J99VM9G, K06G10N, N1761
All data for this body: [vot]
MPC data
| Name (number) |
1999 UE21 (231761) |
| a |
2.63929 |
| e |
0.04261 |
| i / sin(i) |
3.7925 /
0.06614
|
| q |
2.52682
|
| Q |
2.75175
|
| ω |
208.4073 |
| Node |
65.5523 |
| m |
84.7553 |
| n |
0.2299 |
| Epoch |
2460800.5 |
| nobs |
377 |
| nopp |
16 |
| Years observed |
1999-2024 |
| rms |
0.87 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.640 |
|
| ep |
0.063 |
|
| sin(ip) |
0.049 |
|
| G |
0.150 |
|
| H |
16.650 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
C |
| Spectral Class Score |
4.554 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.6400 |
0.0633 |
0.0486 |
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 |
| 16.65 |
|
|
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 |
| C |
|
0.759 |
|
Bus-Demeo |
VIS |
Sergeyev |
2022A&A...658A.109S |
PHOT |