20128+3638 SEI1010

Coord 2000	20128+3638		Discov num	SEI1010		Comp			Coord arcsec 2000	20 12 51.02 +36 38 20.0
Date first	1896		Date last	2014		Obs	6
Pa first	205		Pa last	205		P.A. Now (θ)	205°
Sep first	26.3		Sep last	31.4		Sep. Now (ρ)	31.4"
Mag pri	11.92		Mag sec	13.09		delta mag (ΔM)	1.17		Spectral class
Pri motion ra	-001		Sec motion ra	-001
Pri motion dec	-007		Sec motion dec	-005
Notes

rPM=0.283 (< 0.3, Physical double) This double is physical.

Precise pa	204.7		Precise sep	31.4		Constellation	Cygnus		SAO	69610
Gaia DR2	73633599616

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20128+3638	SEI1010		1983	2	25	25.5	10.78	10.80			201248.74+363637.9
20128+3638	SEI1010		2002	4	205	25.3	11.92	13.09			201251.02+363820.0
20128+3638	SEI1010		2013	5	205	32.1	11.92	13.09			201251.02+363820.0
20128+3638	SEI1010		2014	6	205	31.4	11.92	13.09			201251.02+363820.0

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