McNaught

03173, 1951 ND, 1951ND, 1977 KT, 1977KT, 1981 WY, 1981WY, J51N00D, J77K00T, J81W00Y

All data for this body: [vot]

MPC data

Name (number)	McNaught (3173)
a	2.20371
e	0.21108
i / sin(i)	7.7946 / 0.13562
q	1.73855
Q	2.66888
ω	219.4430
Node	79.2484
m	195.6034
n	0.3013
Epoch	2460800.5

n_obs	7449
n_opp	26
Years observed	1951-2025
rms	0.51

Best values

	Value	Standard error
Parent

a_p	2.204
e_p	0.157
sin(i_p)	0.127
G	0.150
H	13.260
Mass
D	6.31	0.022
pV	0.293	0.0165

	Value
Rotational Period
Period quality	None
Spectral Class	S
Spectral Class Score	31.065

Proper elements data

a_p	e_p	sin(i_p)	Author	Reference	Method
2.2035	0.1570	0.1269	Novakovic_Radovic_Todovic	2003A&A...403.1165K	Numeric-Nov-2024

Diameter data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
6.03	0.050	0.050	Masiero	2014ApJ...791..121M	NEATM
6.22	0.230	0.230	Masiero	2012ApJ...759L...8M	NEATM
6.38	0.025	0.025	Masiero	2011ApJ...741...68M	NEATM

Albedo data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
0.228	0.0649	0.0649	Masiero	2011ApJ...741...68M	NEATM
0.290	0.0200	0.0200	Masiero	2014ApJ...791..121M	NEATM
0.316	0.0330	0.0330	Masiero	2012ApJ...759L...8M	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
13.26			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	S	0.9536	0.5640	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
A	S	0.4973	0.5640	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
S	S	0.6796	0.5640	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
S	S	0.8115	0.5640	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
S	S	0.8357	0.5640	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
S	S	0.9210	0.5640	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
S	S	0.9761	0.5640	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT