19506-1047 HU   77AB

Coord 2000	19506-1047		Discov num	HU   77		Comp	AB		Coord arcsec 2000	19 50 34.42 -10 47 21.7
Date first	1899		Date last	1923		Obs	2
Pa first	317		Pa last	320		P.A. Now (θ)	320°
Sep first	0.5		Sep last	0.4		Sep. Now (ρ)	0.4"
Mag pri	9.30		Mag sec	11.80		delta mag (ΔM)	2.5		Spectral class	K0 (yellow-orange)
Pri motion ra	+012		Sec motion ra
Pri motion dec	+004		Sec motion dec
Notes

Nature of this double is uncertain.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		163035	19 50 34 -10 47 22	HU 77 AB	1923	2	320	0.4	9.30	11.80	2.50		<===
Show		163035	19 50 34 -10 47 22	HU 77 AB,C	2014	17	316	27.8	9.55	9.56	0.01

Triple system
4 visible stars in this system

Precise pa	319.5		Precise sep	0.42		Constellation	Aquila		SAO	163035
Tycho2	5729-00040-1		Gaia DR2	4190374504364964480		HD	187493

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19506-1047	HU 77	AB	1923	2	320	0.4	9.30	11.80	K0		195034.42-104721.7

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