19508+0852 DAL  27AD

Coord 2000	19508+0852		Discov num	DAL  27		Comp	AD		Coord arcsec 2000	19 50 46.99 +08 52 05.9
Date first	2005		Date last	2015		Obs	11
Pa first	96		Pa last	105		P.A. Now (θ)	105°
Sep first	32.1		Sep last	26.8		Sep. Now (ρ)	26.8"
Mag pri	0.95		Mag sec	11.90		delta mag (ΔM)	10.95		Spectral class	A7V (white)
Pri motion ra	+537		Sec motion ra
Pri motion dec	+386		Sec motion dec
Notes	N U (See Notes, Proper motion indicates non-physical)

This double is not physical.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	Altair	125122	19508+0852	STFB 10	AB	1781	2015	42	286	195.8	0.95	9.82	8.87
Show			19508+0852	STFB 10	AC	1905	2015	15	110	186.4	0.95	10.30	9.35
Show			19508+0852	DAL 27	AD	2005	2015	11	105	26.8	0.95	11.90	10.95		<===
Show			19508+0852	SMR 5	AE	2000	2015	8	354	151.3	0.95	11.00	10.05
Show			19508+0852	SMR 5	AF	2000	2015	7	48	292.4	0.95	10.30	9.35
Show			19508+0852	GMC 5	AG	2000	2012	3	121	185.1	0.95	13.00	12.05

Septuple system
7 visible stars in this system

Precise pa	104.9		Precise sep	26.83		Cdsa2 id	DAL 27 AD		Constellation	Aquila
Ra deg	19.84638611111111		De deg	8.868305555555557		last precise pa	104.9		last precise sep	26.83

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19508+0852	DAL 27	AD	2007	3	97	31.7	0.95	11.90	A7V	N	195046.99+085205.9
19508+0852	DAL 27	AD	2008	5	98	31.2	0.95	11.90	A7V	N	195046.99+085205.9
19508+0852	DAL 27	AD	2009	6	99	30.6	0.95	11.90	A7V	NU	195046.99+085205.9
19508+0852	DAL 27	AD	2011	7	100	29.6	0.95	11.90	A7V	NU	195046.99+085205.9
19508+0852	DAL 27	AD	2013	9	100	29.4	0.95	11.90	A7V	NU	195046.99+085205.9
19508+0852	DAL 27	AD	2015	11	105	26.8	0.95	11.90	A7V	NU	195046.99+085205.9

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