1991 VH4

1991VH4, 10539, 1996 VC8, 1996VC8, J91V04H, J96V08C

All data for this body: [vot]

MPC data
Name (number) 1991 VH4 (10539)
a 2.98792
e 0.13099
i / sin(i) 5.9693 / 0.10400
q 2.59652
Q 3.37931
ω 260.2203
Node 100.2412
m 216.0889
n 0.1908
Epoch 2460800.5
nobs 3263
nopp 25
Years observed 1991-2025
rms 0.71
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.989
ep 0.093
sin(ip) 0.085
G 0.150
H 13.480
Mass
D 12.61 0.238
pV 0.053 0.0102
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 7.371
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9894 0.0929 0.0849 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
12.26 3.210 3.210 Masiero 2020PSJ.....1....5M NEATM
12.47 0.248 0.248 Masiero 2011ApJ...741...68M NEATM
12.65 3.724 3.724 Masiero 2017AJ....154..168M NEATM
14.36 0.960 0.960 Usui 2011PASJ...63.1117U NEATM
14.39 3.460 3.460 Masiero 2012ApJ...759L...8M NEATM
14.82 2.960 2.960 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.040 0.0160 0.0160 Ali-Lagoa 2018A&A...612A..85A NEATM
0.051 0.0550 0.0550 Masiero 2020PSJ.....1....5M NEATM
0.053 0.0390 0.0390 Masiero 2012ApJ...759L...8M NEATM
0.061 0.0379 0.0379 Masiero 2017AJ....154..168M NEATM
0.065 0.0158 0.0158 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
13.48 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
C DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C X 0.3277 0.2260 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C X 0.5675 0.2260 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
CX 0.50 Bus VIS Carvano 2010A&A...510A..43C PHOT
X X 0.5945 0.2260 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT