1999 NS4

1999NS4, 1998 FV30, 1998FV30, 40334, J98F30V, J99N04S

All data for this body: [vot]

MPC data

Name (number)	1999 NS4 (40334)
a	2.44215
e	0.18400
i / sin(i)	2.8697 / 0.05007
q	1.99280
Q	2.89150
ω	148.1845
Node	148.1999
m	292.9374
n	0.2583
Epoch	2460800.5

n_obs	2423
n_opp	21
Years observed	1998-2025
rms	0.72

Best values

	Value	Standard error
Parent	Nysa (44)

a_p	2.444
e_p	0.163
sin(i_p)	0.043
G	0.150
H	14.970
Mass
D	2.36	0.591
pV	0.417	0.1468

	Value
Rotational Period
Period quality	None
Spectral Class	S
Spectral Class Score	26.102

Family data

Parent	Parent name	Family ID	Family name	C_j	Author	Reference	Method
135	Hertha	0	Hertha		Novakovic	2019EPSC...13.1671N	HCM
44	Nysa	405	Nysa-Polana	0.2500	Nesvorny	doi.org/10.26033/6cg5-pt13	HCM-2020-08-14

Proper elements data

a_p	e_p	sin(i_p)	Author	Reference	Method
2.4439	0.1631	0.0433	Novakovic_Radovic_Todovic	2003A&A...403.1165K	Numeric-Nov-2024

Diameter data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
2.36	0.591	0.591	Masiero	2011ApJ...741...68M	NEATM

Albedo data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
0.417	0.1468	0.1468	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
14.97			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
V	S	0.6749	0.8120	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
S		0.55		Bus	VIS	Carvano	2010A&A...510A..43C	PHOT
S		0.850		Bus-Demeo	VIS	Sergeyev	2022A&A...658A.109S	PHOT
S	S			DeMeo-Carry	VIS	Choi	2023PSJ.....4...49C	PHOT
S	S	0.7266	0.8120	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
S	S	0.9356	0.8120	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
S	S	0.9881	0.8120	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT