1999 JG61

1999JG61, 2000 QA193, 2000QA193, 31722, J99J61G, K00QJ3A

All data for this body: [vot]

MPC data
Name (number) 1999 JG61 (31722)
a 3.21719
e 0.07632
i / sin(i) 9.8762 / 0.17152
q 2.97166
Q 3.46272
ω 174.6730
Node 85.6858
m 172.3355
n 0.1708
Epoch 2460800.5
nobs 2825
nopp 23
Years observed 1990-2025
rms 0.68
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.202
ep 0.107
sin(ip) 0.150
G 0.150
H 13.660
Mass
D 8.10 0.136
pV 0.126 0.0108
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.2017 0.1074 0.1505 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.87 0.226 0.226 Masiero 2011ApJ...741...68M NEATM
8.23 0.171 0.171 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.125 0.0114 0.0114 Masiero 2011ApJ...741...68M NEATM
0.136 0.0330 0.0330 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
13.66 MPC-2023-12-04 MPC-2023-12-04 Phot