01421-1808 SMW   1

Coord 2000	01421-1808		Discov num	SMW   1		Comp			Coord arcsec 2000	01 42 07.84 -18 07 34.8
Date first	1937		Date last	1991		Obs	13
Pa first	83		Pa last	11		P.A. Now (θ)	11°
Sep first	0.2		Sep last	0.3		Sep. Now (ρ)	0.3"
Mag pri	9.39		Mag sec	10.38		delta mag (ΔM)	0.99		Spectral class	F5V (yellow-white)
Pri motion ra	+066		Sec motion ra
Pri motion dec	+015		Sec motion dec
Notes

Nature of this double is uncertain.

Constellation	Cetus		SAO	147967		HIP	7952		Tycho2	5855-01900-1
HD	10520		BD	BD-18 286		Distance	234.74		Distance ly	765.72
last precise pa	10.5		last precise sep	0.319

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
01421-1808	SMW 1		1991	13	11	0.3	9.39	10.38	F5V	D	014207.84-180734.8

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