20332+4028 HJ  609

Coord 2000	20332+4028		Discov num	HJ  609		Comp			Coord arcsec 2000	20 33 11.51 +40 27 39.1
Date first	1827		Date last	2019		Obs	25
Pa first	330		Pa last	320		P.A. Now (θ)	320°
Sep first	25.0		Sep last	26.7		Sep. Now (ρ)	26.7"
Mag pri	8.84		Mag sec	9.34		delta mag (ΔM)	0.5		Spectral class	A2 (white)
Pri motion ra	+008		Sec motion ra	-014
Pri motion dec	-011		Sec motion dec	-017
Notes	N (See Notes)

Visually invisible, K-band or other infrared star rPM=1.035 This double is not physical.

Precise pa	320.2		Precise sep	26.67		Constellation	Cygnus		SAO	49778
Tycho2	3157-00725-1		Gaia DR2	87441310848

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20332+4028	HJ 609		2004	15	321	26.7	8.84	9.34	A2	N D	203311.51+402739.1
20332+4028	HJ 609		2013	18	321	26.3	8.84	9.34	A2	N	203311.51+402739.1
20332+4028	HJ 609		2015	20	321	26.7	8.84	9.34	A2	N	203311.51+402739.1
20332+4028	HJ 609		2019	25	320	26.7	8.84	9.34	A2	N	203311.51+402739.1

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