Koppen

1990 VK4, 1990VK4, 1994 WH6, 1994WH6, 52295, J90V04K, J94W06H

All data for this body: [vot]

MPC data
Name (number) Koppen (52295)
a 2.52796
e 0.18462
i / sin(i) 5.3577 / 0.09337
q 2.06125
Q 2.99467
ω 268.2643
Node 137.3374
m 216.7515
n 0.2452
Epoch 2460800.5
nobs 2757
nopp 19
Years observed 1990-2025
rms 0.64
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.526
ep 0.152
sin(ip) 0.084
G 0.150
H 15.320
Mass
D 1.95 0.232
pV 0.558 0.1370
Value
Rotational Period 37.262
Period quality 2
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5255 0.1525 0.0844 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
1.95 0.232 0.232 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.558 0.1370 0.1370 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
15.32 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
37.2625 2 Synodic Pal 2020ApJS..247...26P Lightcurve