1990 VS4

1990VS4, 14397, 1986 WW7, 1986WW7, J86W07W, J90V04S

All data for this body: [vot]

MPC data
Name (number) 1990 VS4 (14397)
a 2.56796
e 0.19098
i / sin(i) 11.9457 / 0.20698
q 2.07752
Q 3.05840
ω 139.2779
Node 206.6889
m 185.6801
n 0.2395
Epoch 2460800.5
nobs 2376
nopp 24
Years observed 1990-2025
rms 0.73
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.569
ep 0.147
sin(ip) 0.215
G 0.150
H 14.240
Mass
D 4.07 0.125
pV 0.223 0.0278
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 9.135
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5688 0.1473 0.2147 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.01 0.180 0.180 Masiero 2012ApJ...759L...8M NEATM
4.12 0.173 0.173 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.199 0.0335 0.0335 Masiero 2011ApJ...741...68M NEATM
0.276 0.0500 0.0500 Masiero 2012ApJ...759L...8M 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
14.24 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
K S 0.3392 0.5080 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 0.75 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.9392 0.5080 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT