2001 AU20

2001AU20, 1978 SL, 1978SL, 1982 UE3, 1982UE3, 1999 LA15, 1999LA15, 42092, J78S00L, J82U03E, J99L15A, K01A20U

All data for this body: [vot]

MPC data
Name (number) 2001 AU20 (42092)
a 2.32657
e 0.13990
i / sin(i) 8.6020 / 0.14957
q 2.00109
Q 2.65205
ω 218.5476
Node 140.9642
m 25.0681
n 0.2777
Epoch 2460800.5
nobs 1986
nopp 21
Years observed 1978-2024
rms 0.77
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.327
ep 0.098
sin(ip) 0.143
G 0.150
H 15.380
Mass
D 2.45 0.376
pV 0.215 0.0598
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 2.820
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
1598 Paloque -1 Paloque -1.0000 Nesvorny 2024ApJS..274...25N HCM-2024
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3267 0.0977 0.1429 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.19 0.424 0.424 Masiero 2011ApJ...741...68M NEATM
3.25 1.320 1.320 Masiero 2012ApJ...759L...8M NEATM
3.50 1.040 1.040 Masiero 2020PSJ.....1....5M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.120 0.1010 0.1010 Masiero 2020PSJ.....1....5M NEATM
0.139 0.1030 0.1030 Masiero 2012ApJ...759L...8M NEATM
0.404 0.1069 0.1069 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
15.38 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
B B 0.1386 0.1180 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C 0.41 Bus VIS Carvano 2010A&A...510A..43C PHOT
X B 0.1018 0.1180 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT