1989 KE

1989KE, 07646, J89K00E

All data for this body: [vot]

MPC data
Name (number) 1989 KE (7646)
a 2.61090
e 0.13576
i / sin(i) 13.9837 / 0.24165
q 2.25645
Q 2.96536
ω 96.2370
Node 150.9221
m 182.9535
n 0.2336
Epoch 2460800.5
nobs 2980
nopp 26
Years observed 1989-2025
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent Eunomia (15)
 
ap 2.610
ep 0.144
sin(ip) 0.238
G 0.150
H 13.960
Mass
D 4.75 0.042
pV 0.243 0.0296
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 19.143
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
15 Eunomia 0 Eunomia Novakovic 2019EPSC...13.1671N HCM
15 Eunomia 502 Eunomia -0.3400 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6095 0.1436 0.2384 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.64 0.194 0.194 Masiero 2011ApJ...741...68M NEATM
4.75 0.043 0.043 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.237 0.0444 0.0444 Masiero 2011ApJ...741...68M NEATM
0.247 0.0397 0.0397 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
13.96 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 DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 0.88 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.6695 0.9270 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9470 0.9270 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9474 0.9270 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT