20034+3420 SEI 823

Coord 2000	20034+3420		Discov num	SEI 823		Comp			Coord arcsec 2000	20 03 25.53 +34 19 29.0
Date first	1894		Date last	2015		Obs	19
Pa first	232		Pa last	232		P.A. Now (θ)	232°
Sep first	14.0		Sep last	17.2		Sep. Now (ρ)	17.2"
Mag pri	12.06		Mag sec	12.19		delta mag (ΔM)	0.13		Spectral class
Pri motion ra	+011		Sec motion ra	-015
Pri motion dec	-007		Sec motion dec	-025
Notes	U (Proper motion indicates non-physical)

Visually invisible, K-band or other infrared star rPM=1.085 This double is not physical.

Precise pa	232.3		Precise sep	17.215		Constellation	Cygnus		Tycho2	2678-02252-1
Gaia DR2	85286714112

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20034+3420	SEI 823		1998	6	232	16.8	12.06	12.19		LD	200325.53+341929.0
20034+3420	SEI 823		2008	7	232	17.1	12.06	12.19		LD	200325.53+341929.0
20034+3420	SEI 823		2010	9	233	17.0	12.06	12.19		L	200325.53+341929.0
20034+3420	SEI 823		2015	10	232	17.2	12.06	12.19		L	200325.53+341929.0

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