1999 JU97

1999JU97, 1993 FU1, 1993FU1, 33669, J93F01U, J99J97U

All data for this body: [vot]

MPC data

Name (number)	1999 JU97 (33669)
a	3.11862
e	0.17398
i / sin(i)	15.1730 / 0.26173
q	2.57603
Q	3.66120
ω	120.2900
Node	149.0252
m	228.1147
n	0.1790
Epoch	2460800.5

n_obs	1707
n_opp	22
Years observed	1993-2025
rms	0.81

Best values

	Value	Standard error
Parent

a_p	3.117
e_p	0.172
sin(i_p)	0.258
G	0.150
H	14.130
Mass
D	9.70	0.088
pV	0.052	0.0033

	Value
Rotational Period
Period quality	None
Spectral Class	C
Spectral Class Score	9.406

Proper elements data

a_p	e_p	sin(i_p)	Author	Reference	Method
3.1167	0.1719	0.2579	Novakovic_Radovic_Todovic	2003A&A...403.1165K	Numeric-Nov-2024

Diameter data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
10.14	0.160	0.160	Masiero	2012ApJ...759L...8M	NEATM
9.39	2.494	2.494	Masiero	2017AJ....154..168M	NEATM
9.51	0.105	0.105	Masiero	2011ApJ...741...68M	NEATM

Albedo data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
0.045	0.0375	0.0375	Masiero	2017AJ....154..168M	NEATM
0.052	0.0037	0.0037	Masiero	2011ApJ...741...68M	NEATM
0.052	0.0080	0.0080	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
14.13			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
B				DeMeo-Carry	VIS	DeMeo	2013Icar..226..723D	PHOT
B	C	0.0845	0.4890	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
C		0.91		Bus	VIS	Carvano	2010A&A...510A..43C	PHOT
C	C	0.3811	0.4890	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
C	C	0.8832	0.4890	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
S		0.559		Bus-Demeo	VIS	Sergeyev	2022A&A...658A.109S	PHOT
X	C	0.1413	0.4890	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
X	C	0.1511	0.4890	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT