1993 GG1

1993GG1, 16622, 1998 DM20, 1998DM20, J93G01G, J98D20M

All data for this body: [vot]

MPC data

Name (number)	1993 GG1 (16622)
a	3.14808
e	0.08516
i / sin(i)	6.3213 / 0.11010
q	2.87998
Q	3.41617
ω	161.9855
Node	68.6737
m	251.4894
n	0.1765
Epoch	2460800.5

n_obs	4002
n_opp	26
Years observed	1983-2025
rms	0.69

Best values

	Value	Standard error
Parent	Hygiea (10)

a_p	3.138
e_p	0.125
sin(i_p)	0.092
G	0.150
H	13.270
Mass
D	11.13	0.099
pV	0.072	0.0096

	Value
Rotational Period
Period quality	None
Spectral Class	C
Spectral Class Score	5.756

Family data

Parent	Parent name	Family ID	Family name	C_j	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

a_p	e_p	sin(i_p)	Author	Reference	Method
3.1378	0.1249	0.0916	Novakovic_Radovic_Todovic	2003A&A...403.1165K	Numeric-Nov-2024

Diameter data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
11.14	0.099	0.099	Masiero	2011ApJ...741...68M	NEATM
15.32	4.470	4.470	Nugent	2016AJ....152...63N	NEATM
17.23	6.500	6.500	Nugent	2016AJ....152...63N	NEATM
9.87	1.020	1.020	Masiero	2012ApJ...759L...8M	NEATM

Albedo data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
0.030	0.0200	0.0200	Nugent	2016AJ....152...63N	NEATM
0.040	0.0400	0.0400	Nugent	2016AJ....152...63N	NEATM
0.083	0.0125	0.0125	Masiero	2011ApJ...741...68M	NEATM
0.114	0.0270	0.0270	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
13.27			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				DeMeo-Carry	VIS	DeMeo	2013Icar..226..723D	PHOT
C		0.43		Bus	VIS	Carvano	2010A&A...510A..43C	PHOT
C	C	0.4826	0.4826	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT