1981 EY29

1981EY29, 2006 HW53, 2006HW53, G1990, J81E29Y, K06H53W

All data for this body: [vot]

MPC data
Name (number) 1981 EY29 (161990)
a 2.57459
e 0.20609
i / sin(i) 5.3445 / 0.09314
q 2.04399
Q 3.10518
ω 2.7841
Node 167.6327
m 107.7372
n 0.2386
Epoch 2460200.5
nobs 489
nopp 17
Years observed 1981-2022
rms 0.71
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.573
ep 0.238
sin(ip) 0.086
Value Standard error
G 0.150
H 16.870
Mass
D 1.98 0.393
pV 0.103 0.0686
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5726 0.2382 0.0861 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
1.98 0.393 0.393 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.103 0.0686 0.0686 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
16.87 MPC-2023-12-04 MPC-2023-12-04 Phot