19543-2356 HJ 2904AB (V4200 Sgr)

Coord 2000	19543-2356		Discov num	HJ 2904		Comp	AB		Coord arcsec 2000	19 54 17.74 -23 56 27.8
Date first	1830		Date last	2013		Obs	31
Pa first	174		Pa last	34		P.A. Now (θ)	34°
Sep first	20.0		Sep last	45.8		Sep. Now (ρ)	45.8"
Mag pri	6.33		Mag sec	10.68		delta mag (ΔM)	4.35		Spectral class	K3V+M5 (yellow-orange/red)
Pri motion ra	-123		Sec motion ra	+004
Pri motion dec	-410		Sec motion dec	+003
Notes	N U (See Notes, Proper motion indicates non-physical)

Visually invisible, K-band or other infrared star rPM=1.009 This double is not physical.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	V4200 Sgr	188692	19543-2356	HJ 2904	AB	1830	2013	31	34	45.8	6.33	10.68	4.35		<===
Show		188692	19543-2356	ALP 33	AC	1954	2015	6	108	41.6	6.33	16.00	9.67

Triple system
3 visible stars in this system

Precise pa	33.9		Precise sep	45.76		Var name	V4200 Sgr		Constellation	Sagittarius
SAO	188692		HIP	97944		Tycho2	6891-01773-1		HD	188088
HR	7578		GL	Gl 770		CD	CD-2415668		CP	CP-24 6848
Distance	14.05		Distance ly	45.83

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19543-2356	HJ 2904	AB	2013	31	34	45.8	6.33	10.68	K3V M5	NLD	195417.82-235624.3

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