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 2.47826
e 0.11904
i / sin(i) 3.0621 / 0.05342
q 2.18325
Q 2.77327
ω 89.8868
Node 20.4946
m 343.9340
n 0.2526
Epoch 2460200.5
nobs 2099
nopp 24
Years observed 1989-2023
rms 0.63
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.478
ep 0.135
sin(ip) 0.047
Value Standard error
G 0.150
H 14.740
Mass
D 3.77 1.095
pV 0.197 0.1297
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4784 0.1351 0.0468 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.77 1.095 1.095 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.197 0.1297 0.1297 Masiero 2011ApJ...741...68M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2023-12-94 MPC-2023-12-94 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
14.74 MPC-2023-12-04 MPC-2023-12-04 Phot
Period data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
8.07 Durech 2023A&A...675A..24D Model