1998 KQ55

1998KQ55, 1999 TQ281, 1999TQ281, 40069, J98K55Q, J99TS1Q

All data for this body: [vot]

MPC data
Name (number) 1998 KQ55 (40069)
a 2.65219
e 0.15741
i / sin(i) 14.8380 / 0.25609
q 2.23470
Q 3.06968
ω 151.1194
Node 109.8315
m 79.2859
n 0.2282
Epoch 2460800.5
nobs 1204
nopp 23
Years observed 1997-2025
rms 0.79
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.653
ep 0.167
sin(ip) 0.236
G 0.150
H 14.990
Mass
D 2.86 0.393
pV 0.284 0.0563
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 5.072
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6526 0.1672 0.2362 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.86 0.393 0.393 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.284 0.0563 0.0563 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
14.99 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
S 0.10 Bus VIS Carvano 2010A&A...510A..43C PHOT
S 0.812 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
V V 0.0192 0.0192 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT