1981ER8

1998FA109, 37543, J81E08R, J98FA9A

All data for this body: [vot]

MPC data
Name (number) 1981ER8 (37543)
Packed designation 37543
a 2.60963
e 0.11721
i / sin(i) 4.5255 / 0.07890
q 2.30376
Q 2.91551
ω 157.2070
Node 319.0413
m 293.7583
n 0.2338
Epoch 2459600.5
nobs 829
nopp 18
Years observed 1979-2021
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent
 
ap
ep
sin(ip)
Value Standard error
G 0.150
H 15.540
Mass
D 4.10 0.085
pV 0.080 0.0139
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.10 0.085 0.085 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.080 0.0139 0.0139 Masiero 2011ApJ...741...68M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2022-01-18 MPC-2022-01-18 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
15.54 MPC-2022-01-18 MPC-2022-01-18 Phot