1981 EP44

1981EP44, 1999 LM9, 1999LM9, 65653, J81E44P, J99L09M

All data for this body: [vot]

MPC data
Name (number) 1981 EP44 (65653)
a 2.31455
e 0.11299
i / sin(i) 5.9558 / 0.10376
q 2.05302
Q 2.57608
ω 62.5708
Node 178.6758
m 134.7771
n 0.2799
Epoch 2460800.5
nobs 912
nopp 19
Years observed 1981-2025
rms 0.83
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.315
ep 0.128
sin(ip) 0.107
G 0.150
H 16.600
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 2.859
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3153 0.1278 0.1069 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
16.60 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 0.12 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.4365 0.4365 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT