1990 EF7

1990EF7, 09330, 1979 HG3, 1979HG3, 1991 JV2, 1991JV2, J79H03G, J90E07F, J91J02V

All data for this body: [vot]

MPC data
Name (number) 1990 EF7 (9330)
a 3.19507
e 0.14157
i / sin(i) 2.0463 / 0.03571
q 2.74274
Q 3.64741
ω 116.1172
Node 132.9976
m 321.8916
n 0.1726
Epoch 2460800.5
nobs 3739
nopp 28
Years observed 1979-2025
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent Themis (24)
 
ap 3.208
ep 0.147
sin(ip) 0.022
G 0.150
H 13.160
Mass
D 12.03 0.346
pV 0.084 0.0133
Value
Rotational Period
Period quality None
Spectral Class B
Spectral Class Score 3.535
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 0.7900 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.2085 0.1469 0.0221 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
12.03 0.346 0.346 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.084 0.0133 0.0133 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
13.16 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
B 0.228 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
B B 0.3611 0.3611 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C 0.20 Bus VIS Carvano 2010A&A...510A..43C PHOT