1998 KD9

1998KD9, 2000 SK222, 2000SK222, 35626, J98K09D, K00SM2K

All data for this body: [vot]

MPC data
Name (number) 1998 KD9 (35626)
a 2.64111
e 0.15323
i / sin(i) 12.2717 / 0.21255
q 2.23643
Q 3.04580
ω 19.7338
Node 157.6277
m 140.8932
n 0.2296
Epoch 2460800.5
nobs 2053
nopp 21
Years observed 1998-2025
rms 0.75
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.642
ep 0.197
sin(ip) 0.200
G 0.150
H 14.520
Mass
D 3.70 0.273
pV 0.270 0.0335
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 5.119
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6421 0.1974 0.2000 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.70 0.273 0.273 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.270 0.0335 0.0335 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
14.52 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 0.29 Bus VIS Carvano 2010A&A...510A..43C PHOT
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S S 0.5199 0.4490 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT