20096+1648 STF2634AC

Coord 2000	20096+1648		Discov num	STF2634		Comp	AC		Coord arcsec 2000	20 09 34.30 +16 48 19.2
Date first	1911		Date last	2015		Obs	7
Pa first	314		Pa last	301		P.A. Now (θ)	301°
Sep first	76.4		Sep last	65.0		Sep. Now (ρ)	65"
Mag pri	7.77		Mag sec	13.45		delta mag (ΔM)	5.68		Spectral class	K0 (yellow-orange)
Pri motion ra	+004		Sec motion ra	-003
Pri motion dec	+176		Sec motion dec	-003
Notes	N U (See Notes, Proper motion indicates non-physical)

Visually invisible, K-band or other infrared star rPM=1.018 This double is not physical.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		105765	20096+1648	STF2634	AB	1782	2017	63	14	4.2	7.77	9.92	2.15
Show		105765	20096+1648	STF2634	AC	1911	2015	7	301	65.0	7.77	13.45	5.68		<===

Triple system
3 visible stars in this system

Precise pa	300.6		Precise sep	65.04		Constellation	Sagitta		SAO	105765
HIP	99316		Tycho2	1618-00674-1		Gaia DR2	06859123584		HD	191499
BD	BD+16 4166		Distance	23.66		Distance ly	77.18

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20096+1648	STF2634	AC	1924	2	312	74.8	7.77	12.60	K0	N D	200934.30+164819.2
20096+1648	STF2634	AC	1998	3	302	66.5	7.77	12.60	K0	NUD	200934.30+164819.2
20096+1648	STF2634	AC	2001	5	300	65.3	7.77	12.60	K0	NUD	200934.30+164819.2
20096+1648	STF2634	AC	2015	6	301	65.0	7.77	13.45	K0	NU	200934.30+164819.2

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