1999 VY155

1999VY155, 1998 KE52, 1998KE52, 36247, J98K52E, J99VF5Y

All data for this body: [vot]

MPC data

Name (number)	1999 VY155 (36247)
a	2.61004
e	0.06277
i / sin(i)	14.4623 / 0.24974
q	2.44622
Q	2.77387
ω	37.7745
Node	198.9920
m	146.6956
n	0.2337
Epoch	2460800.5

n_obs	2704
n_opp	22
Years observed	1998-2025
rms	0.71

Best values

	Value	Standard error
Parent	Maria (170)

a_p	2.610
e_p	0.095
sin(i_p)	0.255
G	0.150
H	14.280
Mass
D	3.88	0.163
pV	0.269	0.0237

	Value
Rotational Period
Period quality	None
Spectral Class	S
Spectral Class Score	32.465

Family data

Parent	Parent name	Family ID	Family name	C_j	Author	Reference	Method
170	Maria	0	Maria		Novakovic	2019EPSC...13.1671N	HCM
170	Maria	506	Maria	0.4500	Nesvorny	doi.org/10.26033/6cg5-pt13	HCM-2020-08-14

Proper elements data

a_p	e_p	sin(i_p)	Author	Reference	Method
2.6104	0.0953	0.2550	Novakovic_Radovic_Todovic	2003A&A...403.1165K	Numeric-Nov-2024

Diameter data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
3.88	0.163	0.163	Masiero	2011ApJ...741...68M	NEATM

Albedo data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
0.269	0.0237	0.0237	Masiero	2011ApJ...741...68M	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
14.28			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
S				DeMeo-Carry	VIS	DeMeo	2013Icar..226..723D	PHOT
S		0.733		Bus-Demeo	VIS	Sergeyev	2022A&A...658A.109S	PHOT
S		0.84		Bus	VIS	Carvano	2010A&A...510A..43C	PHOT
S	S	0.6186	0.7840	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
S	S	0.6541	0.7840	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
S	S	0.8193	0.7840	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
S	S	0.9841	0.7840	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
S	S	0.9884	0.7840	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT