1999 XA42
1999XA42, D7674, J99X42A
All data for this body: [vot]
MPC data
| Name (number) |
1999 XA42 (137674) |
| a |
2.34106 |
| e |
0.28753 |
| i / sin(i) |
0.4765 /
0.00832
|
| q |
1.66793
|
| Q |
3.01418
|
| ω |
60.6807 |
| Node |
45.8691 |
| m |
6.6682 |
| n |
0.2752 |
| Epoch |
2460800.5 |
| nobs |
631 |
| nopp |
14 |
| Years observed |
1997-2025 |
| rms |
0.82 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.340 |
|
| ep |
0.313 |
|
| sin(ip) |
0.040 |
|
| G |
0.150 |
|
| H |
17.320 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
K |
| Spectral Class Score |
2.000 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.3404 |
0.3130 |
0.0398 |
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 |
| 17.32 |
|
|
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 |
| K |
X |
|
|
DeMeo-Carry |
VIS |
Choi |
2023PSJ.....4...49C |
PHOT |