Deikoon

05638, 1988 RJ1, 1988RJ1, 1988 TA3, 1988TA3, 1989 TO2, 1989TO2, J88R01J, J88T03A, J89T02O

All data for this body: [vot]

MPC data
Name (number) Deikoon (5638)
a 5.23034
e 0.10588
i / sin(i) 10.9205 / 0.18945
q 4.67656
Q 5.78411
ω 92.4524
Node 156.0334
m 113.5812
n 0.0824
Epoch 2460800.5
nobs 4183
nopp 34
Years observed 1988-2025
rms 0.60
Best values
[raw, vot]

Value Standard error
Parent
 
ap
ep
sin(ip)
G 0.150
H 10.560
Mass
D 40.96 0.357
pV 0.060 0.0069
Value
Rotational Period 9.240
Period quality 2
Spectral Class D
Spectral Class Score 17.855
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
39.71 0.540 0.540 Grav 2011ApJ...742...40G NEATM
41.45 0.480 0.480 Grav 2012ApJ...759...49G NEATM
63.33 3.320 3.320 Usui 2011PASJ...63.1117U NEATM
64.77 12.950 12.950 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.028 0.0110 0.0110 Ali-Lagoa 2018A&A...612A..85A NEATM
0.071 0.0100 0.0100 Grav 2012ApJ...759...49G NEATM
0.112 0.0190 0.0190 Grav 2011ApJ...742...40G 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
10.56 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
19.4 2 Synodic Molnar 2008MPBu...35...82M Lightcurve
9.137 2- Synodic Mottola 2011AJ....141..170M Lightcurve
9.146 2 Synodic Kalup 2021ApJS..254....7K Lightcurve
9.243 2 Synodic Stephens 2022MPBu...49...51S Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
D D 0.8359 0.6580 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
D DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
D 0.28 Bus VIS Carvano 2010A&A...510A..43C PHOT
D D 0.8475 0.6580 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
D D 0.8657 0.6580 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
L D 0.2496 0.6580 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X D 0.4831 0.6580 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT