1997 CE20

1997CE20, 12038, 1995 WH43, 1995WH43, J95W43H, J97C20E

All data for this body: [vot]

MPC data
Name (number) 1997 CE20 (12038)
a 2.56332
e 0.14034
i / sin(i) 5.3992 / 0.09409
q 2.20358
Q 2.92306
ω 256.3756
Node 103.8455
m 109.1220
n 0.2402
Epoch 2460800.5
nobs 3030
nopp 23
Years observed 1995-2025
rms 0.73
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.563
ep 0.141
sin(ip) 0.066
G 0.150
H 14.240
Mass
D 4.92 0.136
pV 0.145 0.0218
Value
Rotational Period
Period quality None
Spectral Class K
Spectral Class Score 1.530
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5632 0.1407 0.0658 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.80 0.158 0.158 Masiero 2011ApJ...741...68M NEATM
5.26 0.265 0.265 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.134 0.0286 0.0286 Masiero 2011ApJ...741...68M NEATM
0.160 0.0338 0.0338 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
14.24 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
K 0.255 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT