Swain

04046, 1952 KX, 1952KX, 1953 TJ2, 1953TJ2, 1953 TV, 1953TV, 1966 VR, 1966VR, 1977 EY, 1977EY, J52K00X, J53T00V, J53T02J, J66V00R, J77E00Y

All data for this body: [vot]

MPC data

Name (number)	Swain (4046)
a	2.63565
e	0.06692
i / sin(i)	7.8613 / 0.13678
q	2.45928
Q	2.81203
ω	77.7305
Node	207.3079
m	342.9173
n	0.2303
Epoch	2460800.5

n_obs	5784
n_opp	29
Years observed	1953-2025
rms	0.63

Best values

	Value	Standard error
Parent

a_p	2.635
e_p	0.061
sin(i_p)	0.143
G	0.150
H	12.420
Mass
D	13.32	0.080
pV	0.144	0.0080

	Value
Rotational Period	7.180
Period quality	2
Spectral Class	X
Spectral Class Score	2.564

Proper elements data

a_p	e_p	sin(i_p)	Author	Reference	Method
2.6353	0.0615	0.1435	Novakovic_Radovic_Todovic	2003A&A...403.1165K	Numeric-Nov-2024

Diameter data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
13.17	0.090	0.090	Masiero	2014ApJ...791..121M	NEATM
13.86	0.171	0.171	Masiero	2011ApJ...741...68M	NEATM

Albedo data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
0.133	0.0135	0.0135	Masiero	2011ApJ...741...68M	NEATM
0.150	0.0100	0.0100	Masiero	2014ApJ...791..121M	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
12.42			MPC-2023-12-04	MPC-2023-12-04	Phot

Periods

Value	Quality	Side real or Synodic	Author	Reference	Method
7.185	2	Synodic	Waszczak	2015AJ....150...75W	Lightcurve
7.186	2	Synodic	Waszczak	2015AJ....150...75W	Lightcurve
7.1863	2	Sidereal	Durech	2023A&A...675A..24D	Model
7.18653	2	Synodic	Pal	2020ApJS..247...26P	Lightcurve

Spectral Class Data

Class 1	Class 2	Probability of Class 1	Probability of Class 2	Taxonomy	Wavelength	Author	Reference	Method
C				DeMeo-Carry	VIS	DeMeo	2013Icar..226..723D	PHOT
K	X	0.3669	0.2410	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
X		0.62		Bus	VIS	Carvano	2010A&A...510A..43C	PHOT
X	X	0.2206	0.2410	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT