1981EN2

D6569, J81E02N

All data for this body: [vot]

MPC data
Name (number) 1981EN2 (136569)
Packed designation D6569
a 3.10968
e 0.13340
i / sin(i) 8.9608 / 0.15576
q 2.69486
Q 3.52450
ω 205.3561
Node 257.7824
m 238.3995
n 0.1797
Epoch 2459600.5
nobs 457
nopp 15
Years observed 1981-2021
rms 0.76
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.100
ep 0.147
sin(ip) 0.174
Value Standard error
G 0.150
H 15.100
Mass
D 6.13 0.418
pV 0.057 0.0141
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1002 0.1469 0.1744 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.13 0.418 0.418 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.057 0.0141 0.0141 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
15.10 MPC-2022-01-18 MPC-2022-01-18 Phot