1999 RS112

1999RS112, 38315, J99RB2S

All data for this body: [vot]

MPC data

Name (number)	1999 RS112 (38315)
a	3.13385
e	0.22602
i / sin(i)	11.0904 / 0.19236
q	2.42552
Q	3.84217
ω	203.7803
Node	170.0600
m	195.2994
n	0.1777
Epoch	2460800.5

n_obs	1423
n_opp	24
Years observed	1991-2025
rms	0.80

Best values

	Value	Standard error
Parent	Lixiaohua (3556)

a_p	3.141
e_p	0.195
sin(i_p)	0.178
G	0.150
H	14.550
Mass
D	8.21	0.144
pV	0.053	0.0076

	Value
Rotational Period
Period quality	None
Spectral Class	X
Spectral Class Score	7.067

Family data

Parent	Parent name	Family ID	Family name	C_j	Author	Reference	Method
3556	Lixiaohua	0	Lixiaohua		Novakovic	2019EPSC...13.1671N	HCM
3556	Lixiaohua	613	Lixiaohua	-0.7200	Nesvorny	doi.org/10.26033/6cg5-pt13	HCM-2020-08-14

Proper elements data

a_p	e_p	sin(i_p)	Author	Reference	Method
3.1414	0.1950	0.1779	Novakovic_Radovic_Todovic	2003A&A...403.1165K	Numeric-Nov-2024

Diameter data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
8.14	2.190	2.190	Masiero	2020PSJ.....1....5M	NEATM
8.21	0.145	0.145	Masiero	2011ApJ...741...68M	NEATM
8.86	3.147	3.147	Masiero	2017AJ....154..168M	NEATM
9.52	3.520	3.520	Masiero	2012ApJ...759L...8M	NEATM

Albedo data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
0.041	0.0320	0.0320	Masiero	2012ApJ...759L...8M	NEATM
0.046	0.0388	0.0388	Masiero	2017AJ....154..168M	NEATM
0.046	0.0280	0.0280	Masiero	2020PSJ.....1....5M	NEATM
0.055	0.0083	0.0083	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
14.55			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		0.37		Bus	VIS	Carvano	2010A&A...510A..43C	PHOT
X				DeMeo-Carry	VIS	DeMeo	2013Icar..226..723D	PHOT
X	X	0.8445	0.7460	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT