1998 QS91

1998QS91, 1993 FJ76, 1993FJ76, 52810, J93F76J, J98Q91S

All data for this body: [vot]

MPC data
Name (number) 1998 QS91 (52810)
a 2.33882
e 0.23816
i / sin(i) 8.4403 / 0.14678
q 1.78182
Q 2.89582
ω 19.0105
Node 5.4898
m 152.7919
n 0.2756
Epoch 2460800.5
nobs 2516
nopp 20
Years observed 1955-2025
rms 0.67
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.339
ep 0.207
sin(ip) 0.140
G 0.150
H 14.990
Mass
D 3.21 0.140
pV 0.224 0.0224
Value
Rotational Period 86.396
Period quality 2
Spectral Class S
Spectral Class Score 6.538
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3391 0.2074 0.1397 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.79 0.552 0.552 Masiero 2017AJ....154..168M NEATM
3.24 0.145 0.145 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.222 0.0231 0.0231 Masiero 2011ApJ...741...68M NEATM
0.248 0.0943 0.0943 Masiero 2017AJ....154..168M 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
14.99 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
86.3962 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 L 0.7564 0.4890 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
D L 0.4823 0.4890 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
L 0.66 Bus VIS Carvano 2010A&A...510A..43C PHOT
L L 0.6916 0.4890 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT