20058+3605 SEI 853

Coord 2000	20058+3605		Discov num	SEI 853		Comp			Coord arcsec 2000	20 05 47.66 +36 04 30.0
Date first	1896		Date last	2017		Obs	12
Pa first	54		Pa last	55		P.A. Now (θ)	55°
Sep first	8.2		Sep last	7.5		Sep. Now (ρ)	7.5"
Mag pri	11.40		Mag sec	12.60		delta mag (ΔM)	1.2		Spectral class	A (white)
Pri motion ra	-005		Sec motion ra	-004
Pri motion dec	-008		Sec motion dec	-004
Notes	N (See Notes)

Visually invisible, K-band or other infrared star rPM=0.437 Nature of this double is uncertain.

Precise pa

54.6

Precise sep

7.511

Constellation

Cygnus

Gaia DR2

70061016448

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20058+3605	SEI 853		1998	4	55	8.0	11.40	12.60		N D	200547.66+360430.0
20058+3605	SEI 853		2002	5	55	8.0	11.40	12.60		N D	200547.66+360430.0
20058+3605	SEI 853		2010	6	55	7.3	11.40	12.60	A	N	200547.66+360430.0
20058+3605	SEI 853		2015	7	54	8.0	11.40	12.60	A	N	200547.66+360430.0
20058+3605	SEI 853		2017	8	55	7.5	11.40	12.60	A	N	200547.66+360430.0

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