Irregular moons of Saturn -- Tarqeq

For notes, see https://tilmanndenk.de/outersaturnianmoons/tarqeq/#1

22 Oct 2018 / TD


	Overview Table
Moon name	Tarqeq
Saturn range	18e6	km
Orbit period	2.4	years
Orbit direction	prograde
Size ~	6	km
Rotation period	76	8	hh:mm
Discovery year	2007

(A)	Designations and discovery circumstances
(A1)	Moon name	Tarqeq
(A2)	Moon abbrev. (TD)	Taq
(A3)	IAU number	Saturn LII
(A4)	Provisional designation	S/2007 S 1
(A5)	SPICE ID	652
(A6)	Also-used label	S52
(A7)	First observation date	16 Jan 2007
(A7)	Announcement date	11 May 2007
(A7)	IAU circular announcement no.	8836
(A8)	Discoverers	Sheppard S. et al.

(B)	Orbit parameters
(B1)	Orbit direction	prograde
(B2)	Group member	Inuit
(B3)	Dynamical family	Siarnaq
(B4)	Periapsis range	14.94e6	km
(B5)	Semi-major axis	17.96e6	km
(B6)	Apoapsis range	20.98e6	km
(B7)	Semi-major axis	298	R_Saturn
(B8)	Semi-major axis	0.120	au
(B9)	Semi-major axis	0.27	R_Hill
(B10)	Orbit eccentricity	0.17	
(B11)	Orbit inclination	46.3	°
(B12)	Inclination supplemental angle	46.3	°
(B13)	Orbital period	887	d
(B14)	Orbital period	2	5	0.75	y:m:w
(B15)	Mean orbit velocity	1.45	km/s

(C)	Physical parameters
(C1)	Mean size ~	6	-1	+1.75	km
(C2)	Mean radius ~	3.0	km
(C3)	Equatorial circumference ~	20	km
(C4)	Minimum equatorial axes ratio	1.32
(C5)	Axes radii (a x b x c)	unknown
(C5)	
(C6)	Mass ~	6e13	kg
(C7)	Mean density (?)	0.5	g/cm^3
(C8)	Surface escape velocity ~	4	km/h
(C9)	Rotation period	76.13	h
(C9)	Rotation period error	0.04	h
(C9)	Spin rate	0.32	d^(-1)
(C10)	Spin direction	unknown
(C11)	Seasons	unknown
(C12)	Pole direction (ecliptic longitude λ)	unknown
(C12)	Pole direction (ecliptic latitude β)	unknown
(C13)	Pole direction (geocentric RA)	unknown
(C13)	Pole direction (geocentric Dec)	unknown
(C14)	Absolute visual magnitude ~	14.8	mag
(C15)	Apparent visual magnitude from Earth	23.9	mag
(C16)	Best apparent magnitude for Cassini	15.0	mag
(C17)	Spectral slope	
(C17)	B-R color index ~	1.37	
(C18)	Albedo (?)	0.06	
(C19)	Hill sphere radius ~	480	km
(C20)	Hill sphere radius ~	160	r_Taq