1999 JO49

1999JO49, 2000 SL89, 2000SL89, 96683, J99J49O, K00S89L

All data for this body: [vot]

MPC data

Name (number)	1999 JO49 (96683)
a	2.39754
e	0.18007
i / sin(i)	5.5583 / 0.09686
q	1.96581
Q	2.82928
ω	157.8700
Node	67.1713
m	2.8920
n	0.2655
Epoch	2460800.5

n_obs	1966
n_opp	20
Years observed	1999-2025
rms	0.72

Best values

	Value	Standard error
Parent	Erigone (163)

a_p	2.398
e_p	0.207
sin(i_p)	0.080
G	0.150
H	15.480
Mass
D	5.61	0.787
pV	0.038	0.0124

	Value
Rotational Period	22.047
Period quality	2
Spectral Class	Ds
Spectral Class Score	1.000

Family data

Parent	Parent name	Family ID	Family name	C_j	Author	Reference	Method
163	Erigone	0	Erigone		Novakovic	2019EPSC...13.1671N	HCM
163	Erigone	406	Erigone	1.4400	Nesvorny	doi.org/10.26033/6cg5-pt13	HCM-2020-08-14

Proper elements data

a_p	e_p	sin(i_p)	Author	Reference	Method
2.3978	0.2066	0.0804	Novakovic_Radovic_Todovic	2003A&A...403.1165K	Numeric-Nov-2024

Diameter data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
5.33	1.410	1.410	Masiero	2020PSJ.....1....5M	NEATM
5.65	1.210	1.210	Masiero	2020PSJ.....1....5M	NEATM
5.89	1.530	1.530	Masiero	2021PSJ.....2..162M	NEATM

Albedo data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
0.035	0.0160	0.0290	Masiero	2021PSJ.....2..162M	NEATM
0.038	0.0180	0.0180	Masiero	2020PSJ.....1....5M	NEATM
0.043	0.0260	0.0260	Masiero	2020PSJ.....1....5M	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
15.48			MPC-2023-12-04	MPC-2023-12-04	Phot

Periods

Value	Quality	Side real or Synodic	Author	Reference	Method
22.0471	2	Synodic	Pal	2020ApJS..247...26P	Lightcurve

Spectral Class Data

Class 1	Class 2	Probability of Class 1	Probability of Class 2	Taxonomy	Wavelength	Author	Reference	Method
C	C	0.0940	0.0940	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
Ds	Ad	None	None	Movis	NIR	Popescu	2018A&A...617A..12P	PHOT