1998 QO84

1998QO84, 74145, J98Q84O

All data for this body: [vot]

MPC data
Name (number) 1998 QO84 (74145)
a 2.65570
e 0.30161
i / sin(i) 10.0395 / 0.17433
q 1.85472
Q 3.45667
ω 20.1730
Node 287.7970
m 76.2564
n 0.2277
Epoch 2460800.5
nobs 2705
nopp 21
Years observed 1998-2025
rms 0.66
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.658
ep 0.284
sin(ip) 0.180
G 0.150
H 14.580
Mass
D 7.59 0.190
pV 0.045 0.0054
Value
Rotational Period 62.402
Period quality 2
Spectral Class X
Spectral Class Score 2.076
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6576 0.2838 0.1800 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.04 1.780 1.780 Nugent 2016AJ....152...63N NEATM
7.10 1.960 1.960 Masiero 2021PSJ.....2..162M NEATM
7.18 1.740 1.740 Masiero 2021PSJ.....2..162M NEATM
7.61 0.193 0.193 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.044 0.0057 0.0057 Masiero 2011ApJ...741...68M NEATM
0.050 0.0300 0.0300 Nugent 2016AJ....152...63N NEATM
0.060 0.0210 0.0320 Masiero 2021PSJ.....2..162M NEATM
0.060 0.0230 0.0380 Masiero 2021PSJ.....2..162M 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
14.58 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
62.4027 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
C DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S X 0.2323 0.2910 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X X 0.3460 0.2910 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT