1981 EL30

1981EL30, 2003 ET7, 2003ET7, J81E30L, K03E07T, O3554

All data for this body: [vot]

MPC data
Name (number) 1981 EL30 (243554)
a 3.14825
e 0.14751
i / sin(i) 10.2664 / 0.17822
q 2.68386
Q 3.61264
ω 281.2682
Node 304.4479
m 290.6722
n 0.1764
Epoch 2460800.5
nobs 428
nopp 18
Years observed 1981-2025
rms 0.87
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.143
ep 0.172
sin(ip) 0.206
G 0.150
H 15.400
Mass
D 5.60 0.108
pV 0.056 0.0073
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1429 0.1723 0.2056 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.60 0.108 0.108 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.056 0.0073 0.0073 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
15.40 MPC-2023-12-04 MPC-2023-12-04 Phot