2009 HC4

2009HC4, f8963, K09H04C

All data for this body: [vot]

MPC data
Name (number) 2009 HC4 (418963)
a 3.92877
e 0.08005
i / sin(i) 9.2158 / 0.16015
q 3.61426
Q 4.24328
ω 79.3269
Node 78.1092
m 55.4128
n 0.1266
Epoch 2460800.5
nobs 247
nopp 13
Years observed 2006-2025
rms 1.00
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.962
ep 0.119
sin(ip) 0.136
G 0.150
H 15.380
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class V
Spectral Class Score 1.667
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.9615 0.1190 0.1362 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
15.38 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
D V 0.0109 0.0370 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
D V 0.0261 0.0370 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
D V 0.0387 0.0370 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V V 0.0113 0.0370 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V V 0.1043 0.0370 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V V 0.1622 0.0370 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT