1999 XA228
1999XA228, 1993 BA2, 1993BA2, 45234, J93B02A, J99XM8A
All data for this body: [vot]
MPC data
| Name (number) |
1999 XA228 (45234) |
| a |
2.39594 |
| e |
0.11249 |
| i / sin(i) |
7.2394 /
0.12601
|
| q |
2.12643
|
| Q |
2.66545
|
| ω |
351.4697 |
| Node |
91.6509 |
| m |
271.4010 |
| n |
0.2658 |
| Epoch |
2460800.5 |
| nobs |
2587 |
| nopp |
22 |
| Years observed |
1993-2025 |
| rms |
0.72 |
Best values
|
Value |
Standard error |
| Parent |
Vesta (4) |
|
| |
|
|
| ap |
2.396 |
|
| ep |
0.126 |
|
| sin(ip) |
0.110 |
|
| G |
0.150 |
|
| H |
14.790 |
|
| Mass |
|
|
| D |
2.78 |
0.733 |
| pV |
0.434 |
0.2767 |
|
Value |
| Rotational Period |
45.820 |
| Period quality |
2- |
| Spectral Class |
Q |
| Spectral Class Score |
2.136 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.3959 |
0.1257 |
0.1101 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 2.78 |
0.733 |
0.733 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.434 |
0.2767 |
0.2767 |
Masiero |
2011ApJ...741...68M |
NEATM |
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 |
| 14.79 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Periods
| Value |
Quality |
Side real or Synodic |
Author |
Reference |
Method |
| 45.821 |
2- |
Synodic |
Erasmus |
2020ApJS..247...13E |
Lightcurve |
Spectral Class Data
| Class 1 |
Class 2 |
Probability of Class 1 |
Probability of Class 2 |
Taxonomy |
Wavelength |
Author |
Reference |
Method |
| Q |
|
0.356 |
|
Bus-Demeo |
VIS |
Sergeyev |
2022A&A...658A.109S |
PHOT |