1981 EC15

1981EC15, C9442, J81E15C

All data for this body: [vot]

MPC data
Name (number) 1981 EC15 (129442)
a 2.57269
e 0.18565
i / sin(i) 5.4956 / 0.09577
q 2.09508
Q 3.05031
ω 191.2448
Node 337.7186
m 116.6390
n 0.2388
Epoch 2460200.5
nobs 866
nopp 18
Years observed 1981-2023
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent
 
ap
ep
sin(ip)
Value Standard error
G 0.150
H 15.990
Mass
D 2.06 0.219
pV 0.125 0.0396
Rotational Period 15.670
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
1.81 0.595 0.595 Masiero 2011ApJ...741...68M NEATM
2.10 0.236 0.236 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.119 0.0432 0.0432 Masiero 2011ApJ...741...68M NEATM
0.159 0.0998 0.0998 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
15.99 MPC-2023-12-04 MPC-2023-12-04 Phot
Period data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
15.67 Binzel 1992Icar...99..225B Lightcurve
3.72 Erasmus 2019ApJS..242...15E Lightcurve