2004 EJ4

2004EJ4, H7474, K04E04J

All data for this body: [vot]

MPC data
Name (number) 2004 EJ4 (177474)
a 2.59868
e 0.14478
i / sin(i) 12.2695 / 0.21251
q 2.22243
Q 2.97492
ω 87.5616
Node 119.0432
m 353.9199
n 0.2353
Epoch 2460800.5
nobs 705
nopp 19
Years observed 2000-2025
rms 0.84
Best values
[raw, vot]

Value Standard error
Parent Adeona (145)
 
ap 2.600
ep 0.173
sin(ip) 0.203
G 0.150
H 16.210
Mass
D 4.14 0.762
pV 0.045 0.0176
Value
Rotational Period
Period quality None
Spectral Class B
Spectral Class Score 4.709
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
145 Adeona 0 Adeona Novakovic 2019EPSC...13.1671N HCM
145 Adeona 505 Adeona -0.7100 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6001 0.1731 0.2029 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.14 0.762 0.762 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.045 0.0176 0.0176 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
16.21 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 B 0.0191 0.1340 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S B 0.0182 0.1340 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V B 0.0101 0.1340 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V B 0.0169 0.1340 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V B 0.0586 0.1340 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
B B 0.0832 0.1340 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
B B 0.1097 0.1340 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
B B 0.1271 0.1340 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
B B 0.1787 0.1340 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
B B 0.2670 0.1340 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT