2001 QF20

2001QF20, 1999 HD6, 1999HD6, 46311, J99H06D, K01Q20F

All data for this body: [vot]

MPC data
Name (number) 2001 QF20 (46311)
a 3.01041
e 0.09420
i / sin(i) 1.0193 / 0.01779
q 2.72684
Q 3.29398
ω 180.7972
Node 186.8687
m 174.1072
n 0.1887
Epoch 2460800.5
nobs 1991
nopp 24
Years observed 1994-2025
rms 0.78
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.013
ep 0.055
sin(ip) 0.027
G 0.150
H 14.240
Mass
D 4.19 0.618
pV 0.187 0.0403
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0132 0.0554 0.0271 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.01 0.714 0.714 Masiero 2011ApJ...741...68M NEATM
4.74 1.235 1.235 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.180 0.0425 0.0425 Masiero 2011ApJ...741...68M NEATM
0.252 0.1266 0.1266 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
14.24 MPC-2023-12-04 MPC-2023-12-04 Phot