Gilgamesh

01812, 1931 BD, 1931BD, 1966 WA, 1966WA, 1973 GF, 1973GF, 4645 P-L, 4645P-L, J31B00D, J66W00A, J73G00F, PLS4645

All data for this body: [vot]

MPC data

Name (number)	Gilgamesh (1812)
a	3.01085
e	0.08292
i / sin(i)	10.2682 / 0.17826
q	2.76120
Q	3.26050
ω	260.3277
Node	178.5475
m	319.0200
n	0.1887
Epoch	2460200.5

n_obs	5476
n_opp	38
Years observed	1931-2023
rms	0.47

Best values

	Value	Standard error
Parent	Eos (221)

a_p	3.007
e_p	0.076
sin(i_p)	0.178

	Value	Standard error
G	0.150
H	11.620
Mass
D	16.44	0.057
pV	0.198	0.0066

Family data

Parent	Parent name	Family ID	Family name	C_j	Author	Reference	Method
221	Eos	606	Eos	-0.6100	Nesvorny	doi.org/10.26033/6cg5-pt13	HCM-2020-08-14

Proper elements data

a_p	e_p	sin(i_p)	Author	Reference	Method
3.0075	0.0765	0.1785	Novakovic_Radovic_Todovic	2003A&A...403.1165K	Numeric-Oct-2022

Diameter data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
15.32	0.140	0.140	Masiero	2014ApJ...791..121M	NEATM
15.70	0.093	0.093	Masiero	2011ApJ...741...68M	NEATM
17.19	0.220	0.220	Masiero	2014ApJ...791..121M	NEATM
17.48	0.093	0.093	Masiero	2011ApJ...741...68M	NEATM
19.18	1.600	1.600	Tedesco	2002AJ....123.1056T	STM
19.37	3.870	3.870	Ali-Lagoa	2018A&A...612A..85A	NEATM
19.69	0.790	0.790	Usui	2011PASJ...63.1117U	NEATM
19.88	3.980	3.980	Ali-Lagoa	2018A&A...612A..85A	NEATM

Albedo data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
0.129	0.0520	0.0520	Ali-Lagoa	2018A&A...612A..85A	NEATM
0.136	0.0540	0.0540	Ali-Lagoa	2018A&A...612A..85A	NEATM
0.145	0.0270	0.0270	Tedesco	2002AJ....123.1056T	STM
0.176	0.0336	0.0336	Masiero	2011ApJ...741...68M	NEATM
0.180	0.0100	0.0100	Masiero	2014ApJ...791..121M	NEATM
0.217	0.0669	0.0669	Masiero	2011ApJ...741...68M	NEATM
0.230	0.0100	0.0100	Masiero	2014ApJ...791..121M	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
11.62			MPC-2023-12-04	MPC-2023-12-04	Phot