1998 KJ47

1998KJ47, 1999 SW9, 1999SW9, 38004, J98K47J, J99S09W

All data for this body: [vot]

MPC data
Name (number) 1998 KJ47 (38004)
a 2.61685
e 0.12490
i / sin(i) 4.2786 / 0.07461
q 2.29002
Q 2.94369
ω 31.3162
Node 206.6727
m 139.8592
n 0.2328
Epoch 2460800.5
nobs 2565
nopp 22
Years observed 1998-2025
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.617
ep 0.180
sin(ip) 0.082
G 0.150
H 14.390
Mass
D 4.26 0.083
pV 0.223 0.0143
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 6.865
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6173 0.1801 0.0819 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.26 0.083 0.083 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.223 0.0143 0.0143 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
14.39 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
LS 0.52 Bus VIS Carvano 2010A&A...510A..43C PHOT
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S S 0.8109 0.8109 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT