1999EJ

31552, J99E00J

All data for this body: [vot]

MPC data
Name (number) 1999EJ (31552)
Packed designation 31552
a 2.77194
e 0.12230
i / sin(i) 2.8083 / 0.04899
q 2.43294
Q 3.11094
ω 285.9840
Node 323.0475
m 290.5892
n 0.2136
Epoch 2459600.5
nobs 1968
nopp 20
Years observed 1994-2022
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.772
ep 0.142
sin(ip) 0.066
Value Standard error
G 0.150
H 13.930
Mass
D 4.69 1.085
pV 0.266 0.1118
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7723 0.1421 0.0657 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.69 1.085 1.085 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.266 0.1118 0.1118 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
13.93 MPC-2022-01-18 MPC-2022-01-18 Phot