van Zee

vanZee, 08320, 1955 RV, 1955RV, 1974 WD, 1974WD, 1978 YX, 1978YX, 1983 AN5, 1983AN5, 1989 RZ5, 1989RZ5, 1991 FR6, 1991FR6, 1995 FP11, 1995FP11, J55R00V, J74W00D, J78Y00X, J83A05N, J89R05Z, J91F06R, J95F11P

All data for this body: [vot]

MPC data

Name (number)	van Zee (8320)
a	2.42897
e	0.19402
i / sin(i)	2.4314 / 0.04242
q	1.95771
Q	2.90023
ω	221.8544
Node	178.0817
m	115.6673
n	0.2604
Epoch	2460800.5

n_obs	3794
n_opp	28
Years observed	1955-2025
rms	0.69

Best values

	Value	Standard error
Parent	Nysa (44)

a_p	2.430
e_p	0.174
sin(i_p)	0.044
G	0.150
H	13.790
Mass
D	5.45	0.229
pV	0.216	0.0420

	Value
Rotational Period
Period quality	None
Spectral Class	S
Spectral Class Score	17.647

Family data

Parent	Parent name	Family ID	Family name	C_j	Author	Reference	Method
135	Hertha	-1	Hertha	-1.0000	Nesvorny	2024ApJS..274...25N	HCM-2024
135	Hertha	0	Hertha		Novakovic	2019EPSC...13.1671N	HCM
44	Nysa	405	Nysa-Polana	0.1400	Nesvorny	doi.org/10.26033/6cg5-pt13	HCM-2020-08-14

Proper elements data

a_p	e_p	sin(i_p)	Author	Reference	Method
2.4297	0.1736	0.0444	Novakovic_Radovic_Todovic	2003A&A...403.1165K	Numeric-Nov-2024

Diameter data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
5.45	0.229	0.229	Masiero	2011ApJ...741...68M	NEATM

Albedo data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
0.216	0.0420	0.0420	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
13.79			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		0.449		Bus-Demeo	VIS	Sergeyev	2022A&A...658A.109S	PHOT
S	S	0.5575	0.7990	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
S	S	0.9654	0.7990	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
S	S	0.9692	0.7990	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT