1990EX1

1999VK95, 39530, J90E01X, J99V95K

All data for this body: [vot]

MPC data
Name (number) 1990EX1 (39530)
Packed designation 39530
a 3.23213
e 0.15063
i / sin(i) 11.8613 / 0.20554
q 2.74527
Q 3.71899
ω 303.5344
Node 203.0521
m 204.3922
n 0.1696
Epoch 2459600.5
nobs 1348
nopp 19
Years observed 1990-2021
rms 0.73
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.196
ep 0.191
sin(ip) 0.216
Value Standard error
G 0.150
H 13.890
Mass
D 9.58 0.481
pV 0.048 0.0111
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1961 0.1906 0.2165 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
9.42 0.493 0.493 Masiero 2011ApJ...741...68M NEATM
12.54 3.740 3.740 Masiero 2021PSJ.....2..162M NEATM
12.64 4.380 4.380 Masiero 2020PSJ.....1....5M NEATM
13.01 3.420 3.420 Masiero 2021PSJ.....2..162M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.029 0.0130 0.0230 Masiero 2021PSJ.....2..162M NEATM
0.031 0.0190 0.0490 Masiero 2021PSJ.....2..162M NEATM
0.033 0.0360 0.0360 Masiero 2020PSJ.....1....5M NEATM
0.072 0.0170 0.0170 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
13.89 MPC-2022-01-18 MPC-2022-01-18 Phot