1987 OS

1987OS, 1998 QK87, 1998QK87, 48414, J87O00S, J98Q87K

All data for this body: [vot]

MPC data
Name (number) 1987 OS (48414)
a 2.36093
e 0.13504
i / sin(i) 7.0763 / 0.12319
q 2.04210
Q 2.67976
ω 62.4137
Node 259.3606
m 147.8895
n 0.2717
Epoch 2460800.5
nobs 1209
nopp 21
Years observed 1987-2025
rms 0.79
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.360
ep 0.095
sin(ip) 0.139
G 0.150
H 15.790
Mass
D
pV
Value
Rotational Period 6.130
Period quality 2
Spectral Class S
Spectral Class Score 3.776
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3604 0.0952 0.1385 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
15.79 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
6.13024 2 Synodic Pal 2020ApJS..247...26P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S S 0.6293 0.6293 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
SV 0.10 Bus VIS Carvano 2010A&A...510A..43C PHOT
V DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT