2001 AB20

2001AB20, 2001 AL52, 2001AL52, 2002 JO74, 2002JO74, D1100, K01A20B, K01A52L, K02J74O

All data for this body: [vot]

MPC data
Name (number) 2001 AB20 (131100)
a 2.55012
e 0.07199
i / sin(i) 7.4199 / 0.12914
q 2.36654
Q 2.73371
ω 147.8985
Node 230.8767
m 72.0222
n 0.2420
Epoch 2460800.5
nobs 889
nopp 20
Years observed 1999-2025
rms 0.80
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.549
ep 0.037
sin(ip) 0.141
G 0.150
H 15.530
Mass
D 4.44 0.075
pV 0.101 0.0130
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 2.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5493 0.0368 0.1410 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.42 0.209 0.209 Masiero 2011ApJ...741...68M NEATM
4.59 0.080 0.080 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.092 0.0139 0.0139 Masiero 2011ApJ...741...68M NEATM
0.166 0.0359 0.0359 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
15.53 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C C DeMeo-Carry VIS Choi 2023PSJ.....4...49C PHOT