1981 EP11

1981EP11, 1989 TB8, 1989TB8, 1996 VM29, 1996VM29, 39495, J81E11P, J89T08B, J96V29M

All data for this body: [vot]

MPC data
Name (number) 1981 EP11 (39495)
a 2.27896
e 0.22854
i / sin(i) 5.5380 / 0.09651
q 1.75814
Q 2.79979
ω 22.9565
Node 325.2564
m 129.5425
n 0.2865
Epoch 2460800.5
nobs 1726
nopp 22
Years observed 1981-2025
rms 0.78
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.279
ep 0.180
sin(ip) 0.103
G 0.150
H 15.460
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 5.838
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2793 0.1797 0.1028 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
15.46 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
S 0.973 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT