18050-2935 SEE 346AB (Gam1 Sgr)

Coord 2000	18050-2935		Discov num	SEE 346		Comp	AB		Coord arcsec 2000	18 05 01.22 -29 34 48.3
Date first	1897		Date last	1999		Obs	4
Pa first	233		Pa last	232		P.A. Now (θ)	232°
Sep first	33.4		Sep last	34.0		Sep. Now (ρ)	34"
Mag pri	4.78		Mag sec	13.50		delta mag (ΔM)	8.72		Spectral class	F7.2Ib (yellow-white)
Pri motion ra	+003		Sec motion ra	-019
Pri motion dec	-005		Sec motion dec	-015
Notes	N U (See Notes, Proper motion indicates non-physical)

rPM=0.998 This double is not physical.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		186237	18050-2935	BLM 5	Aa,Ab	1976	2002	2	210	0.2	4.66			Y
Show	Gam1 Sgr	186237	18050-2935	SEE 346	AB	1897	1999	4	232	34.0	4.78	13.50	8.72		<===
Show		186237	18050-2935	SEE 346	AC	1897	1999	4	106	41.4	4.78	13.50	8.72
Show		186237	18050-2935	EVS 33	AD	2011	2011	1	341	6.3	4.68	16.10	11.42
Show		186237	18050-2935	EVS 33	AE	2011	2011	1	46	19.0	4.68	16.44	11.76

Sextuple system
5 visible stars in this system

Precise pa	231.8		Precise sep	33.952		Name	Gam1 Sgr		Other name	W Sgr
Constellation	Sagittarius		SAO	186237		HIP	88567		Tycho2	6854-04373-1
Gaia DR2	4050309195613114624		HD	164975		HR	6742		GC	24605
CD	CD-2914447		CP	CP-29 5230		Bayer	Gamma 1 Sagittarii		Bayer name	Gam1 Sgr
Distance	266.67		Distance ly	869.88

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
18050-2935	SEE 346	AB	1998	3	233	33.7	4.78	13.50		D	180501.22-293448.3
18050-2935	SEE 346	AB	1999	4	232	33.9	4.78	13.50		N D	180501.22-293448.3

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