2003 AD21
2003AD21, 2009 UA4, 2009UA4, c2728, K03A21D, K09U04A
All data for this body: [vot]
MPC data
| Name (number) |
2003 AD21 (382728) |
| a |
2.38236 |
| e |
0.18181 |
| i / sin(i) |
11.6235 /
0.20148
|
| q |
1.94923
|
| Q |
2.81548
|
| ω |
125.8654 |
| Node |
295.8119 |
| m |
55.8324 |
| n |
0.2680 |
| Epoch |
2460800.5 |
| nobs |
313 |
| nopp |
12 |
| Years observed |
1998-2025 |
| rms |
0.86 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.383 |
|
| ep |
0.193 |
|
| sin(ip) |
0.216 |
|
| G |
0.150 |
|
| H |
17.280 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
S |
| Spectral Class Score |
1.656 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.3827 |
0.1933 |
0.2157 |
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 |
| 17.28 |
|
|
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 |
S |
0.2760 |
0.2750 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |