19442+0536 J  1861

Coord 2000	19442+0536		Discov num	J  1861		Comp			Coord arcsec 2000	19 44 17.87 +05 35 33.3
Date first	1941		Date last	2015		Obs	10
Pa first	20		Pa last	22		P.A. Now (θ)	22°
Sep first	4.0		Sep last	7.8		Sep. Now (ρ)	7.8"
Mag pri	11.90		Mag sec	12.80		delta mag (ΔM)	0.9		Spectral class
Pri motion ra	-010		Sec motion ra	+005
Pri motion dec	-020		Sec motion dec	+013
Notes	R (Red magnitudes)

Visually invisible, K-band or other infrared star rPM=1.621 This double is not physical.

Precise pa

21.9

Precise sep

7.778

Constellation

Aquila

Gaia DR2

20999273728

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19442+0536	J 1861		1994	2	25	7.3	10.00	12.00			194430.00+053600.0
19442+0536	J 1861		2000	3	22	7.5	10.00	12.00		D	194418.06+053540.2
19442+0536	J 1861		2014	5	22	7.7	11.90	12.80		R	194417.87+053533.3
19442+0536	J 1861		2015	7	22	7.8	11.90	12.80		R	194417.87+053533.3

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