Geeraerts

13027, 1989 GJ4, 1989GJ4, 1997 HK6, 1997HK6, J89G04J, J97H06K

All data for this body: [vot]

MPC data
Name (number) Geeraerts (13027)
a 2.55634
e 0.10988
i / sin(i) 3.7634 / 0.06564
q 2.27544
Q 2.83725
ω 286.3040
Node 236.9850
m 325.6876
n 0.2411
Epoch 2460800.5
nobs 2911
nopp 24
Years observed 1989-2025
rms 0.70
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.555
ep 0.156
sin(ip) 0.091
G 0.150
H 13.830
Mass
D 4.97 0.099
pV 0.260 0.0475
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 20.241
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5547 0.1558 0.0906 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.97 0.099 0.099 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.260 0.0475 0.0475 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
13.83 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 0.79 Bus VIS Carvano 2010A&A...510A..43C PHOT
S 0.893 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S 0.9073 0.9500 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9765 0.9500 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT