Kathleenhowell

05396, 1981 WD9, 1981WD9, 1988 SH1, 1988SH1, 1990 GC, 1990GC, J81W09D, J88S01H, J90G00C

All data for this body: [vot]

MPC data
Name (number) Kathleenhowell (5396)
a 2.39667
e 0.16730
i / sin(i) 4.6723 / 0.08146
q 1.99571
Q 2.79763
ω 219.3261
Node 204.7892
m 258.6116
n 0.2656
Epoch 2460800.5
nobs 3988
nopp 27
Years observed 1950-2025
rms 0.67
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.397
ep 0.163
sin(ip) 0.089
G 0.150
H 13.850
Mass
D
pV
Value
Rotational Period 8.490
Period quality 2
Spectral Class C
Spectral Class Score 4.047
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3968 0.1632 0.0895 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
13.85 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
8.492 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C X 0.3411 0.2670 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
CX 0.25 Bus VIS Carvano 2010A&A...510A..43C PHOT
X X 0.2692 0.2670 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT