2009 UR81
2009UR81, e7181, K09U81R
All data for this body: [vot]
MPC data
| Name (number) |
2009 UR81 (407181) |
| a |
3.17402 |
| e |
0.07709 |
| i / sin(i) |
16.1730 /
0.27854
|
| q |
2.92932
|
| Q |
3.41872
|
| ω |
84.3638 |
| Node |
35.3620 |
| m |
194.6134 |
| n |
0.1743 |
| Epoch |
2460800.5 |
| nobs |
195 |
| nopp |
11 |
| Years observed |
2003-2025 |
| rms |
0.86 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
3.174 |
|
| ep |
0.075 |
|
| sin(ip) |
0.273 |
|
| G |
0.150 |
|
| H |
16.210 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
X |
| Spectral Class Score |
0.184 |
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 375 |
Ursula |
0 |
Ursula |
|
Novakovic |
2019EPSC...13.1671N |
HCM |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.1743 |
0.0746 |
0.2731 |
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 |
| 16.21 |
|
|
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 |
| X |
X |
0.0306 |
0.0120 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |