19407-1618 HJ  599AB (54 Sgr)

Coord 2000	19407-1618		Discov num	HJ  599		Comp	AB		Coord arcsec 2000	19 40 43.34 -16 17 35.3
Date first	1828		Date last	2009		Obs	11
Pa first	273		Pa last	279		P.A. Now (θ)	279°
Sep first	15.0		Sep last	45.2		Sep. Now (ρ)	45.2"
Mag pri	5.42		Mag sec	12.65		delta mag (ΔM)	7.23		Spectral class	K2III+F8V (yellow-orange/yellow-white)
Pri motion ra	+068		Sec motion ra	+007
Pri motion dec	-051		Sec motion dec	-001
Notes	N (See Notes)

rPM=0.928 This double is not physical.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	54 Sgr	162883	19407-1618	HJ 599	AB	1828	2009	11	279	45.2	5.42	12.65	7.23		<===
Show		162883	19407-1618	HJ 599	AC	1827	2017	43	42	45.5	5.42	7.65	2.23
Show			19407-1618	ANT 6	AD	1998	2009	5	252	56.8	5.42	13.90	8.48

Quadruple system
4 visible stars in this system

Precise pa	279.2		Precise sep	45.2		Name	54 Sgr		Other name	e1 Sgr
Constellation	Sagittarius		SAO	162883		HD	185644		HR	7476
Flamsteed	54 Sagittarii		Flamsteed name	54 Sgr		last precise pa	279.2		last precise sep	45.2

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19407-1618	HJ 599	AB	1905	5	273	38.1	5.31	12.64	K2III+F8V	N	194043.34-161735.3
19407-1618	HJ 599	AB	2009	7	279	45.2	5.42	12.60	K2III F8V	N	194043.34-161735.3

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