1998 QG39

1998QG39, 1996 EC9, 1996EC9, A0993, J96E09C, J98Q39G

All data for this body: [vot]

MPC data
Name (number) 1998 QG39 (100993)
a 2.69877
e 0.30678
i / sin(i) 8.9030 / 0.15476
q 1.87085
Q 3.52670
ω 11.4407
Node 344.2235
m 358.2028
n 0.2223
Epoch 2460800.5
nobs 1252
nopp 20
Years observed 1996-2025
rms 0.77
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.701
ep 0.254
sin(ip) 0.152
G 0.150
H 15.120
Mass
D 4.24 0.715
pV 0.096 0.0285
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7015 0.2542 0.1521 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.10 0.800 0.800 Masiero 2021PSJ.....2..162M NEATM
4.78 1.592 1.592 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.093 0.0489 0.0489 Masiero 2011ApJ...741...68M NEATM
0.097 0.0290 0.0410 Masiero 2021PSJ.....2..162M 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
15.12 MPC-2023-12-04 MPC-2023-12-04 Phot