19455-2319 B   446AC

Coord 2000	19455-2319		Discov num	B   446		Comp	AC		Coord arcsec 2000	19 45 27.99 -23 18 49.4
Date first	1909		Date last	2015		Obs	9
Pa first	167		Pa last	162		P.A. Now (θ)	162°
Sep first	28.0		Sep last	29.2		Sep. Now (ρ)	29.2"
Mag pri	10.20		Mag sec	10.94		delta mag (ΔM)	0.74		Spectral class	A5III/IV (white)
Pri motion ra	+006		Sec motion ra	+023
Pri motion dec	-003		Sec motion dec	-013
Notes

rPM=0.747 Nature of this double is uncertain.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			19455-2319	B 446	AB	1926	2015	2	251	3.3	10.20	14.40	4.20
Show			19455-2319	B 446	AC	1909	2015	9	162	29.2	10.20	10.94	0.74		<===

Triple system
3 visible stars in this system

Precise pa	162		Precise sep	29.221		Constellation	Sagittarius		Tycho2	6890-02714-1
Gaia DR2	04423746944		HD	186480

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19455-2319	B 446	AC	1998	6	163	29.0	10.20	10.94	A5III/IV	D	194527.99-231849.4
19455-2319	B 446	AC	1999	7	163	29.0	10.20	10.94	A5III/IV	D	194527.99-231849.4
19455-2319	B 446	AC	2015	9	162	29.2	10.20	10.94	A5III/IV		194527.99-231849.4

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