2003 EH39

2003EH39, E3555, K03E39H

All data for this body: [vot]

MPC data

Name (number)	2003 EH39 (143555)
a	2.68307
e	0.15429
i / sin(i)	12.8507 / 0.22241
q	2.26911
Q	3.09703
ω	19.2301
Node	79.9229
m	66.6025
n	0.2243
Epoch	2460800.5

n_obs	895
n_opp	18
Years observed	1997-2025
rms	0.81

Best values

	Value	Standard error
Parent	Adeona (145)

a_p	2.683
e_p	0.173
sin(i_p)	0.202
G	0.150
H	15.770
Mass
D	4.20	0.413
pV	0.037	0.0111

	Value
Rotational Period
Period quality	None
Spectral Class	C
Spectral Class Score	3.020

Family data

Parent	Parent name	Family ID	Family name	C_j	Author	Reference	Method
145	Adeona	0	Adeona		Novakovic	2019EPSC...13.1671N	HCM
145	Adeona	505	Adeona	0.1200	Nesvorny	doi.org/10.26033/6cg5-pt13	HCM-2020-08-14

Proper elements data

a_p	e_p	sin(i_p)	Author	Reference	Method
2.6830	0.1729	0.2016	Novakovic_Radovic_Todovic	2003A&A...403.1165K	Numeric-Nov-2024

Diameter data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
3.91	0.460	0.460	Masiero	2012ApJ...759L...8M	NEATM
4.70	1.420	1.420	Masiero	2021PSJ.....2..162M	NEATM
5.80	1.780	1.780	Nugent	2016AJ....152...63N	NEATM
6.10	1.757	1.757	Masiero	2017AJ....154..168M	NEATM

Albedo data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
0.020	0.0200	0.0200	Nugent	2016AJ....152...63N	NEATM
0.028	0.0205	0.0205	Masiero	2017AJ....154..168M	NEATM
0.044	0.0200	0.0380	Masiero	2021PSJ.....2..162M	NEATM
0.066	0.0220	0.0220	Masiero	2012ApJ...759L...8M	NEATM

G data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
0.15			MPC-2023-12-94	MPC-2023-12-94	Phot

H data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
15.77			MPC-2023-12-04	MPC-2023-12-04	Phot

Spectral Class Data

Class 1	Class 2	Probability of Class 1	Probability of Class 2	Taxonomy	Wavelength	Author	Reference	Method
C	C	0.1718	0.2070	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
C	C	0.2516	0.2070	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
C		0.24		Bus	VIS	Carvano	2010A&A...510A..43C	PHOT