1998 QL4

1998QL4, 1999 VJ150, 1999VJ150, 40105, J98Q04L, J99VF0J

All data for this body: [vot]

MPC data
Name (number) 1998 QL4 (40105)
a 2.94546
e 0.03502
i / sin(i) 1.3719 / 0.02394
q 2.84231
Q 3.04862
ω 245.0191
Node 350.1410
m 186.5045
n 0.1950
Epoch 2460800.5
nobs 2405
nopp 22
Years observed 1998-2025
rms 0.73
Best values
[raw, vot]

Value Standard error
Parent Koronis (158)
 
ap 2.945
ep 0.066
sin(ip) 0.036
G 0.150
H 14.330
Mass
D 3.77 0.525
pV 0.312 0.1099
Value
Rotational Period 4.200
Period quality 2
Spectral Class None
Spectral Class Score
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
158 Koronis 0 Koronis Novakovic 2019EPSC...13.1671N HCM
158 Koronis 605 Koronis 0.5800 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9445 0.0658 0.0360 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.77 0.525 0.525 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.312 0.1099 0.1099 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
14.33 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
4.21 2 Synodic Chang 2016ApJS..227...20C Lightcurve