2002 AL20

2002AL20, 64977, K02A20L

All data for this body: [vot]

MPC data
Name (number) 2002 AL20 (64977)
a 3.19742
e 0.16037
i / sin(i) 11.1390 / 0.19319
q 2.68465
Q 3.71019
ω 351.4235
Node 163.3812
m 9.9801
n 0.1724
Epoch 2460800.5
nobs 1856
nopp 21
Years observed 1993-2025
rms 0.68
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.172
ep 0.219
sin(ip) 0.179
G 0.150
H 14.580
Mass
D 8.71 0.186
pV 0.034 0.0038
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1724 0.2194 0.1787 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
8.71 0.187 0.187 Masiero 2011ApJ...741...68M NEATM
9.08 2.520 2.520 Masiero 2021PSJ.....2..162M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.034 0.0038 0.0038 Masiero 2011ApJ...741...68M NEATM
0.037 0.0220 0.0520 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
14.58 MPC-2023-12-04 MPC-2023-12-04 Phot