2003 EX9

2003EX9, 1998 HK88, 1998HK88, 2002 AH200, 2002AH200, B4624, J98H88K, K02AK0H, K03E09X

All data for this body: [vot]

MPC data
Name (number) 2003 EX9 (114624)
a 3.09734
e 0.08985
i / sin(i) 4.6177 / 0.08051
q 2.81904
Q 3.37563
ω 348.4649
Node 229.3749
m 337.3228
n 0.1808
Epoch 2460800.5
nobs 613
nopp 21
Years observed 1992-2025
rms 0.88
Best values
[raw, vot]

Value Standard error
Parent Hygiea (10)
 
ap 3.098
ep 0.124
sin(ip) 0.095
G 0.150
H 15.300
Mass
D 4.11 0.921
pV 0.105 0.0929
Value
Rotational Period
Period quality None
Spectral Class B
Spectral Class Score 1.127
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
10 Hygiea 0 Hygiea Novakovic 2019EPSC...13.1671N HCM
10 Hygiea 601 Hygiea Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0984 0.1236 0.0951 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.11 0.921 0.921 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.105 0.0929 0.0929 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
15.30 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 0.0153 0.0630 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
B B 0.0621 0.0630 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
B B 0.1104 0.0630 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT