1998 VX18

1998VX18, 14628, 1981 JV3, 1981JV3, 1985 ST2, 1985ST2, J81J03V, J85S02T, J98V18X

All data for this body: [vot]

MPC data
Name (number) 1998 VX18 (14628)
a 2.17526
e 0.06143
i / sin(i) 4.1365 / 0.07213
q 2.04163
Q 2.30889
ω 72.0579
Node 255.5033
m 161.5676
n 0.3072
Epoch 2460800.5
nobs 2962
nopp 22
Years observed 1981-2025
rms 0.70
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.175
ep 0.010
sin(ip) 0.079
G 0.150
H 15.210
Mass
D 3.36 0.158
pV 0.188 0.0184
Value
Rotational Period 5.642
Period quality 2
Spectral Class L
Spectral Class Score 0.840
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.1753 0.0101 0.0788 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.36 0.158 0.158 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.188 0.0184 0.0184 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
15.21 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
5.64236 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
D L 0.0696 0.0820 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
L L 0.1400 0.0820 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT