Ewers
12843, 1989 ES11, 1989ES11, 1995 UA50, 1995UA50, 1997 GH27, 1997GH27, J89E11S, J95U50A, J97G27H
All data for this body: [vot]
MPC data
| Name (number) |
Ewers (12843) |
| a |
2.47905 |
| e |
0.11909 |
| i / sin(i) |
3.0615 /
0.05341
|
| q |
2.18382
|
| Q |
2.77428
|
| ω |
90.1027 |
| Node |
20.4912 |
| m |
135.2776 |
| n |
0.2525 |
| Epoch |
2460800.5 |
| nobs |
2504 |
| nopp |
25 |
| Years observed |
1989-2025 |
| rms |
0.70 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.478 |
|
| ep |
0.135 |
|
| sin(ip) |
0.047 |
|
| G |
0.150 |
|
| H |
14.670 |
|
| Mass |
|
|
| D |
3.77 |
1.095 |
| pV |
0.197 |
0.1297 |
|
Value |
| Rotational Period |
8.071 |
| Period quality |
2 |
| Spectral Class |
S |
| Spectral Class Score |
4.536 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.4784 |
0.1351 |
0.0468 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 3.77 |
1.095 |
1.095 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.197 |
0.1297 |
0.1297 |
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 |
| 14.67 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Periods
| Value |
Quality |
Side real or Synodic |
Author |
Reference |
Method |
| 8.0714 |
2 |
Sidereal |
Durech |
2023A&A...675A..24D |
Model |
Spectral Class Data
| Class 1 |
Class 2 |
Probability of Class 1 |
Probability of Class 2 |
Taxonomy |
Wavelength |
Author |
Reference |
Method |
| S |
|
0.756 |
|
Bus-Demeo |
VIS |
Sergeyev |
2022A&A...658A.109S |
PHOT |