1999 GR36

1999GR36, 1978 EJ6, 1978EJ6, 2001 RP66, 2001RP66, A1790, J78E06J, J99G36R, K01R66P

All data for this body: [vot]

MPC data

Name (number)	1999 GR36 (101790)
a	2.58309
e	0.17908
i / sin(i)	12.6300 / 0.21865
q	2.12049
Q	3.04568
ω	153.2901
Node	343.6588
m	139.0036
n	0.2374
Epoch	2460800.5

n_obs	2542
n_opp	18
Years observed	1978-2025
rms	0.68

Best values

	Value	Standard error
Parent

a_p	2.584
e_p	0.224
sin(i_p)	0.220
G	0.150
H	13.950
Mass
D	9.24	0.565
pV	0.063	0.0134

	Value
Rotational Period	11.198
Period quality	2
Spectral Class	C
Spectral Class Score	3.022

Proper elements data

a_p	e_p	sin(i_p)	Author	Reference	Method
2.5843	0.2239	0.2195	Novakovic_Radovic_Todovic	2003A&A...403.1165K	Numeric-Nov-2024

Diameter data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
10.39	2.080	2.080	Ali-Lagoa	2018A&A...612A..85A	NEATM
7.18	1.500	1.500	Nugent	2016AJ....152...63N	NEATM
7.72	2.020	2.020	Masiero	2021PSJ.....2..162M	NEATM
8.89	1.928	1.928	Masiero	2017AJ....154..168M	NEATM
9.01	2.970	2.970	Masiero	2021PSJ.....2..162M	NEATM
9.86	0.740	0.740	Usui	2011PASJ...63.1117U	NEATM

Albedo data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
0.053	0.0210	0.0210	Ali-Lagoa	2018A&A...612A..85A	NEATM
0.060	0.0290	0.0540	Masiero	2021PSJ.....2..162M	NEATM
0.068	0.0264	0.0264	Masiero	2017AJ....154..168M	NEATM
0.070	0.0400	0.0400	Nugent	2016AJ....152...63N	NEATM
0.082	0.0300	0.0480	Masiero	2021PSJ.....2..162M	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
13.95			MPC-2023-12-04	MPC-2023-12-04	Phot

Periods

Value	Quality	Side real or Synodic	Author	Reference	Method
11.1989	2	Sidereal	Durech	2023A&A...675A..24D	Model

Spectral Class Data

Class 1	Class 2	Probability of Class 1	Probability of Class 2	Taxonomy	Wavelength	Author	Reference	Method
C	C	0.5037	0.3980	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT