19487+1149 STF2583AC

Coord 2000	19487+1149		Discov num	STF2583		Comp	AC		Coord arcsec 2000	19 48 42.05 +11 48 57.3
Date first	1886		Date last	2012		Obs	10
Pa first	308		Pa last	298		P.A. Now (θ)	298°
Sep first	31.8		Sep last	36.2		Sep. Now (ρ)	36.2"
Mag pri	6.34		Mag sec	12.90		delta mag (ΔM)	6.56		Spectral class	A3V (white)
Pri motion ra	+016		Sec motion ra	-015
Pri motion dec	-010		Sec motion dec	-025
Notes	N (See Notes)

rPM=1.181 This double is not physical.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	Pi Aql	105282	19 48 42 +11 48 57	STF 2583 AB	2019	342	105	1.4	6.34	6.75	0.41
Show		105282	19 48 42 +11 48 57	STF 2583 AC	2012	10	298	36.2	6.34	12.90	6.56		<===

Triple system
3 visible stars in this system

Precise pa	297.6		Precise sep	36.15		Constellation	Aquila		SAO	105282
HIP	97473		Tycho2	1066-03553-1		Gaia DR2	4304528687797449984		HD	187259
HR	7544		GC	27418		BD	BD+11 3994		Bayer	Pi Aquilae
Bayer name	Pi Aql		Flamsteed	52 Aquilae		Flamsteed name	52 Aql		Distance	157.73
Distance ly	514.52

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19487+1149	STF2583	AC	2007	7	297	36.1	6.34	12.90	A3V	N D	194842.05+114857.3
19487+1149	STF2583	AC	2012	10	298	36.2	6.34	12.90	A3V	N	194842.05+114857.3

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