1999 CL20

1999CL20, 2001 SP35, 2001SP35, B8340, J99C20L, K01S35P

All data for this body: [vot]

MPC data
Name (number) 1999 CL20 (118340)
a 2.38046
e 0.14668
i / sin(i) 5.6900 / 0.09915
q 2.03130
Q 2.72963
ω 84.9242
Node 41.9060
m 55.1903
n 0.2684
Epoch 2460800.5
nobs 1413
nopp 18
Years observed 1999-2025
rms 0.80
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.381
ep 0.177
sin(ip) 0.091
G 0.150
H 15.910
Mass
D 1.63 0.466
pV 0.383 0.1641
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 5.711
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3808 0.1773 0.0910 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
1.63 0.466 0.466 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.383 0.1641 0.1641 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
15.91 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
L 0.18 Bus VIS Carvano 2010A&A...510A..43C PHOT
L S 0.4206 0.4990 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S S 0.6185 0.4990 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT