1998 QA103

1998QA103, J98QA3A, W2631

All data for this body: [vot]

MPC data
Name (number) 1998 QA103 (322631)
a 3.06732
e 0.27175
i / sin(i) 13.9657 / 0.24134
q 2.23378
Q 3.90087
ω 344.8859
Node 8.2967
m 352.6145
n 0.1835
Epoch 2460800.5
nobs 533
nopp 14
Years observed 1998-2025
rms 0.80
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.061
ep 0.258
sin(ip) 0.223
G 0.150
H 15.410
Mass
D 3.09 0.786
pV 0.154 0.0632
Value
Rotational Period 18.389
Period quality 2
Spectral Class X
Spectral Class Score 2.099
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0605 0.2580 0.2228 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.09 0.786 0.786 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.154 0.0632 0.0632 Masiero 2011ApJ...741...68M 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
15.41 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
18.3895 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
X 0.166 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
X X 0.1839 0.1839 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT