1981 EK11

1981EK11, 1996 HH15, 1996HH15, 29095, J81E11K, J96H15H

All data for this body: [vot]

MPC data
Name (number) 1981 EK11 (29095)
a 2.35676
e 0.21689
i / sin(i) 9.4220 / 0.16370
q 1.84559
Q 2.86792
ω 187.0598
Node 214.1864
m 186.7269
n 0.2724
Epoch 2460800.5
nobs 2075
nopp 24
Years observed 1981-2025
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.356
ep 0.205
sin(ip) 0.162
G 0.150
H 14.930
Mass
D 3.38 0.661
pV 0.223 0.0928
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 2.975
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3562 0.2046 0.1621 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.38 0.661 0.661 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.223 0.0928 0.0928 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
14.93 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
A 0.171 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S 0.4959 0.4959 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT