2002 HY4

2002HY4, C7201, K02H04Y

All data for this body: [vot]

MPC data
Name (number) 2002 HY4 (127201)
a 2.79121
e 0.23479
i / sin(i) 8.8163 / 0.15327
q 2.13587
Q 3.44655
ω 181.6858
Node 70.4940
m 299.4419
n 0.2114
Epoch 2460800.5
nobs 1751
nopp 19
Years observed 2002-2025
rms 0.79
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.798
ep 0.256
sin(ip) 0.126
G 0.150
H 14.690
Mass
D 5.73 0.914
pV 0.103 0.0809
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 2.685
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7977 0.2558 0.1264 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.73 0.914 0.914 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.103 0.0809 0.0809 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
14.69 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
C C 0.4475 0.3010 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X C 0.0703 0.3010 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT