2007 HE9

2007HE9, K07H09E, O3074

All data for this body: [vot]

MPC data
Name (number) 2007 HE9 (243074)
a 2.40028
e 0.16978
i / sin(i) 4.2839 / 0.07470
q 1.99275
Q 2.80780
ω 301.5973
Node 219.8985
m 337.7699
n 0.2650
Epoch 2460800.5
nobs 207
nopp 12
Years observed 2003-2025
rms 0.87
Best values
[raw, vot]

Value Standard error
Parent Erigone (163)
 
ap 2.400
ep 0.208
sin(ip) 0.089
G 0.150
H 17.920
Mass
D 1.93 0.365
pV 0.040 0.0241
Value
Rotational Period 3.200
Period quality
Spectral Class C
Spectral Class Score 5.680
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 0.4700 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4002 0.2077 0.0891 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
1.93 0.365 0.365 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.040 0.0241 0.0241 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
17.92 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
3.27 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 0.934000 Bus-DeMeo VIS Erasmus 2019ApJS..242...15E PHOT
C C 0.0127 0.0127 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT