1999 XC146
1999XC146, 2012 UM160, 2012UM160, h9879, J99XE6C, K12UG0M
All data for this body: [vot]
MPC data
| Name (number) |
1999 XC146 (439879) |
| a |
2.20692 |
| e |
0.12560 |
| i / sin(i) |
4.0558 /
0.07073
|
| q |
1.92973
|
| Q |
2.48411
|
| ω |
157.3476 |
| Node |
236.1255 |
| m |
294.7121 |
| n |
0.3006 |
| Epoch |
2460800.5 |
| nobs |
197 |
| nopp |
13 |
| Years observed |
1999-2025 |
| rms |
0.90 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.207 |
|
| ep |
0.110 |
|
| sin(ip) |
0.078 |
|
| G |
0.150 |
|
| H |
18.070 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
S |
| Spectral Class Score |
0.988 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.2068 |
0.1098 |
0.0779 |
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 |
| 18.07 |
|
|
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 |
| D |
S |
0.0677 |
0.0820 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |
| S |
S |
0.1646 |
0.0820 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |