00493-1900 SLE 123

Coord 2000	00493-1900		Discov num	SLE 123		Comp			Coord arcsec 2000	00 49 16.21 -19 00 25.8
Date first	1975		Date last	2015		Obs	7
Pa first	85		Pa last	90		P.A. Now (θ)	90°
Sep first	25.3		Sep last	21.6		Sep. Now (ρ)	21.6"
Mag pri	9.88		Mag sec	12.10		delta mag (ΔM)	2.22		Spectral class	F6V (yellow-white)
Pri motion ra	+082		Sec motion ra	-002
Pri motion dec	+049		Sec motion dec	-003
Notes

rPM=1.034 This double is not physical.

Precise pa	89.6		Precise sep	21.617		Constellation	Cetus		SAO	147462
Tycho2	5850-02166-1		Gaia DR2	2357004663939249280		HD	4722

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
00493-1900	SLE 123		2000	3	88	22.7	9.88	12.10		D	004916.21-190025.8
00493-1900	SLE 123		2010	6	89	21.8	9.88	12.10	F6V		004916.21-190025.8
00493-1900	SLE 123		2015	7	90	21.6	9.88	12.10	F6V		004916.21-190025.8

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