Epikouros

05954, 1987 QS1, 1987QS1, 1990 BF1, 1990BF1, J87Q01S, J90B01F

All data for this body: [vot]

MPC data

Name (number)	Epikouros (5954)
a	2.44928
e	0.17160
i / sin(i)	6.4931 / 0.11308
q	2.02898
Q	2.86958
ω	251.4622
Node	328.1259
m	215.3095
n	0.2571
Epoch	2460200.5

n_obs	6093
n_opp	27
Years observed	1953-2023
rms	0.44

Best values

	Value	Standard error
Parent

a_p	2.447
e_p	0.200
sin(i_p)	0.129

	Value	Standard error
G	0.150
H	14.000
Mass
D	5.70	0.125
pV	0.238	0.0391
Rotational Period

Proper elements data

a_p	e_p	sin(i_p)	Author	Reference	Method
2.4470	0.1996	0.1286	Novakovic_Radovic_Todovic	2003A&A...403.1165K	Numeric-Oct-2022

Diameter data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
5.70	0.125	0.125	Masiero	2011ApJ...741...68M	NEATM

Albedo data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
0.238	0.0391	0.0391	Masiero	2011ApJ...741...68M	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
14.00			MPC-2023-12-04	MPC-2023-12-04	Phot