1998 OH

1998OH, 12538, J98O00H

All data for this body: [vot]

MPC data
Name (number) 1998 OH (12538)
a 1.54170
e 0.40583
i / sin(i) 24.5349 / 0.41525
q 0.91603
Q 2.16737
ω 321.7944
Node 220.6925
m 60.0149
n 0.5149
Epoch 2460800.5
nobs 11198
nopp 19
Years observed 1987-2025
rms 0.40
Best values
[raw, vot]

Value Standard error
Parent
 
ap
ep
sin(ip)
G 0.150
H 15.960
Mass
D 1.66 0.329
pV 0.232 0.1160
Value
Rotational Period 2.570
Period quality 3
Spectral Class Sq
Spectral Class Score 18.000
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
1.66 0.329 0.329 Mainzer 2011ApJ...743..156M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.232 0.1160 0.1160 Mainzer 2011ApJ...743..156M 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
15.96 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
2.5262 2 Synodic Warner 2019MPBu...46..157W Lightcurve
2.575 3 Synodic Skiff 2019MPBu...46..458S Lightcurve
2.578 2 Synodic Warner 2019MPBu...46..157W Lightcurve
2.5804 3- Synodic Warner 2019MPBu...46..423W Lightcurve
2.5814 3 Synodic Benishek 2019MPBu...46..506B Lightcurve
2.582 2 Synodic Vaduvescu 2017EM&P..120...41V Lightcurve
2.585 3 Synodic Skiff 2019MPBu...46..458S Lightcurve
2.592 2 Synodic Warner 2019MPBu...46..157W Lightcurve
5.088 2- Synodic Lozano 2017MPBu...44..108L Lightcurve
5.154 2 Synodic Warner 2017MPBu...44...98W Lightcurve
5.191 2 Synodic Warner 2017MPBu...44...98W Lightcurve
5.833 2 Synodic Warner 2015MPBu...42..115W Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S Bus VISNIR Binzel 2004Icar..170..259B SPEC
S 1.000000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
Sq Bus-DeMeo NIR Binzel 2019Icar..324...41B SPEC