Gorgo

00681, 1909 JB, 1909JB, 1949 UO, 1949UO, 1954 RD, 1954RD, J09J00B, J49U00O, J54R00D

All data for this body: [vot]

MPC data

Name (number)	Gorgo (681)
a	3.10889
e	0.10007
i / sin(i)	12.5698 / 0.21763
q	2.79778
Q	3.42000
ω	115.6911
Node	177.8204
m	3.1486
n	0.1798
Epoch	2460800.5

n_obs	5372
n_opp	44
Years observed	1909-2025
rms	0.62

Best values

	Value	Standard error
Parent

a_p	3.110
e_p	0.087
sin(i_p)	0.218
G	0.150
H	10.730
Mass
D	21.46	1.161
pV	0.215	0.0394

	Value
Rotational Period	6.460
Period quality	3
Spectral Class	L
Spectral Class Score	5.576

Proper elements data

a_p	e_p	sin(i_p)	Author	Reference	Method
3.1099	0.0872	0.2179	Novakovic_Radovic_Todovic	2003A&A...403.1165K	Numeric-Nov-2024

Diameter data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
20.39	2.440	2.440	Masiero	2012ApJ...759L...8M	NEATM
21.61	1.450	1.450	Usui	2011PASJ...63.1117U	NEATM
22.41	4.480	4.480	Ali-Lagoa	2018A&A...612A..85A	NEATM
22.74	4.550	4.550	Ali-Lagoa	2018A&A...612A..85A	NEATM

Albedo data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
0.189	0.0760	0.0760	Ali-Lagoa	2018A&A...612A..85A	NEATM
0.195	0.0780	0.0780	Ali-Lagoa	2018A&A...612A..85A	NEATM
0.240	0.0570	0.0570	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
10.73			MPC-2023-12-04	MPC-2023-12-04	Phot

Periods

Value	Quality	Side real or Synodic	Author	Reference	Method
6.4606	3	Synodic	Pilcher	2013MPBu...40..189P	Lightcurve
6.46063	2	Sidereal	Hanus	2016A&A...586A.108H	Model

Spectral Class Data

Class 1	Class 2	Probability of Class 1	Probability of Class 2	Taxonomy	Wavelength	Author	Reference	Method
L		0.52		Bus	VIS	Carvano	2010A&A...510A..43C	PHOT
L		0.756		Bus-Demeo	VIS	Sergeyev	2022A&A...658A.109S	PHOT
S				DeMeo-Carry	VIS	DeMeo	2013Icar..226..723D	PHOT
S	S	0.2673	0.2673	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT