2011 UN257
2011UN257, 2014 HE156, 2014HE156, d8514, K11UP7N, K14HF6E
All data for this body: [vot]
MPC data
| Name (number) |
2011 UN257 (398514) |
| a |
3.14224 |
| e |
0.06372 |
| i / sin(i) |
9.7895 /
0.17003
|
| q |
2.94202
|
| Q |
3.34246
|
| ω |
215.6310 |
| Node |
220.4229 |
| m |
126.8691 |
| n |
0.1769 |
| Epoch |
2460800.5 |
| nobs |
251 |
| nopp |
14 |
| Years observed |
2000-2025 |
| rms |
0.93 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
3.141 |
|
| ep |
0.065 |
|
| sin(ip) |
0.182 |
|
| G |
0.150 |
|
| H |
16.230 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
V |
| Spectral Class Score |
1.086 |
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 221 |
Eos |
0 |
Eos |
|
Novakovic |
2019EPSC...13.1671N |
HCM |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.1409 |
0.0647 |
0.1818 |
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 |
| 16.23 |
|
|
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 |
| V |
V |
0.1810 |
0.1810 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |