1981 EO10

1981EO10, 1998 HM20, 1998HM20, 39492, J81E10O, J98H20M

All data for this body: [vot]

MPC data
Name (number) 1981 EO10 (39492)
a 2.61045
e 0.08449
i / sin(i) 14.4221 / 0.24906
q 2.38990
Q 2.83100
ω 194.4991
Node 195.9119
m 309.5918
n 0.2337
Epoch 2460800.5
nobs 1651
nopp 22
Years observed 1981-2025
rms 0.76
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.610
ep 0.066
sin(ip) 0.253
G 0.150
H 14.880
Mass
D 3.41 0.782
pV 0.240 0.1302
Value
Rotational Period 6.980
Period quality 2
Spectral Class A
Spectral Class Score 1.056
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6104 0.0663 0.2531 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.41 0.782 0.782 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.240 0.1302 0.1302 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
14.88 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
6.986 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
A 0.176 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT