2001 XU31
2001XU31, 1999 FB49, 1999FB49, 89487, J99F49B, K01X31U
All data for this body: [vot]
MPC data
| Name (number) |
2001 XU31 (89487) |
| a |
2.31805 |
| e |
0.17622 |
| i / sin(i) |
4.4589 /
0.07774
|
| q |
1.90956
|
| Q |
2.72654
|
| ω |
263.0299 |
| Node |
114.5413 |
| m |
287.9076 |
| n |
0.2793 |
| Epoch |
2460800.5 |
| nobs |
1786 |
| nopp |
20 |
| Years observed |
1994-2025 |
| rms |
0.76 |
Best values
|
Value |
Standard error |
| Parent |
Flora (8) |
|
| |
|
|
| ap |
2.318 |
|
| ep |
0.142 |
|
| sin(ip) |
0.066 |
|
| G |
0.150 |
|
| H |
15.520 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
13.980 |
| Period quality |
2- |
| Spectral Class |
S |
| Spectral Class Score |
5.904 |
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 8 |
Flora |
402 |
Flora |
0.5600 |
Nesvorny |
doi.org/10.26033/6cg5-pt13 |
HCM-2020-08-14 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.3177 |
0.1425 |
0.0658 |
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 |
| 15.52 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Periods
| Value |
Quality |
Side real or Synodic |
Author |
Reference |
Method |
| 13.988 |
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 |
| S |
|
0.984 |
|
Bus-Demeo |
VIS |
Sergeyev |
2022A&A...658A.109S |
PHOT |