1978 VW2

1978VW2, 18296, 1991 EC5, 1991EC5, J78V02W, J91E05C

All data for this body: [vot]

MPC data
Name (number) 1978 VW2 (18296)
a 3.18759
e 0.13533
i / sin(i) 1.7401 / 0.03037
q 2.75621
Q 3.61896
ω 354.5123
Node 134.3609
m 33.4396
n 0.1732
Epoch 2460800.5
nobs 1701
nopp 24
Years observed 1978-2025
rms 0.82
Best values
[raw, vot]

Value Standard error
Parent Themis (24)
 
ap 3.174
ep 0.166
sin(ip) 0.018
G 0.150
H 14.520
Mass
D 7.19 0.559
pV 0.071 0.0214
Value
Rotational Period
Period quality None
Spectral Class X
Spectral Class Score 1.279
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
24 Themis 0 Themis Novakovic 2019EPSC...13.1671N HCM
24 Themis 602 Themis 0.2300 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1739 0.1658 0.0180 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.19 0.559 0.559 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.071 0.0214 0.0214 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
14.52 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
X X 0.2131 0.2131 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT