Cech

07739, 1982 CE, 1982CE, 1989 CZ3, 1989CZ3, J82C00E, J89C03Z

All data for this body: [vot]

MPC data
Name (number) Cech (7739)
a 2.32555
e 0.12481
i / sin(i) 3.3905 / 0.05914
q 2.03531
Q 2.61579
ω 16.1978
Node 158.4313
m 48.6195
n 0.2779
Epoch 2460800.5
nobs 3195
nopp 25
Years observed 1954-2025
rms 0.70
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.325
ep 0.168
sin(ip) 0.058
G 0.150
H 14.700
Mass
D 4.20 0.091
pV 0.174 0.0464
Value
Rotational Period
Period quality None
Spectral Class X
Spectral Class Score 4.167
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3251 0.1680 0.0575 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.20 0.091 0.091 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.174 0.0464 0.0464 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
14.70 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
X DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
X 0.59 Bus VIS Carvano 2010A&A...510A..43C PHOT
X X 0.1645 0.1645 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT