2002 HG4

2002HG4, K02H04G, K8699

All data for this body: [vot]

MPC data
Name (number) 2002 HG4 (208699)
a 2.34550
e 0.21492
i / sin(i) 5.8146 / 0.10131
q 1.84140
Q 2.84960
ω 202.6453
Node 69.1216
m 108.9892
n 0.2744
Epoch 2460800.5
nobs 728
nopp 15
Years observed 2002-2024
rms 0.82
Best values
[raw, vot]

Value Standard error
Parent Erigone (163)
 
ap 2.346
ep 0.210
sin(ip) 0.086
G 0.150
H 16.590
Mass
D 3.42 0.292
pV 0.049 0.0176
Value
Rotational Period 5.000
Period quality 2
Spectral Class C
Spectral Class Score 4.794
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
163 Erigone 0 Erigone Novakovic 2019EPSC...13.1671N HCM
163 Erigone 406 Erigone -0.6100 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3460 0.2099 0.0859 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.85 0.820 0.820 Masiero 2021PSJ.....2..162M NEATM
3.50 0.313 0.313 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.048 0.0206 0.0206 Masiero 2011ApJ...741...68M NEATM
0.052 0.0240 0.0440 Masiero 2021PSJ.....2..162M 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
16.59 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
5.7 2 Synodic Erasmus 2019ApJS..242...15E Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C X 0.799000 0.201000 Bus-DeMeo VIS Erasmus 2019ApJS..242...15E PHOT