1981 EQ17

1981EQ17, 1999 FF42, 1999FF42, 30743, J81E17Q, J99F42F

All data for this body: [vot]

MPC data
Name (number) 1981 EQ17 (30743)
a 2.35725
e 0.09863
i / sin(i) 1.6274 / 0.02840
q 2.12477
Q 2.58974
ω 297.7715
Node 224.7625
m 86.5100
n 0.2723
Epoch 2460800.5
nobs 1448
nopp 20
Years observed 1981-2024
rms 0.81
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.357
ep 0.139
sin(ip) 0.042
G 0.150
H 16.110
Mass
D 4.21 0.089
pV 0.048 0.0047
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3566 0.1388 0.0416 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.21 0.089 0.089 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.048 0.0047 0.0047 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
16.11 MPC-2023-12-04 MPC-2023-12-04 Phot