19513+3434 SEI 699AB

Coord 2000	19513+3434		Discov num	SEI 699		Comp	AB		Coord arcsec 2000	19 51 13.57 +34 34 34.1
Date first	1894		Date last	2015		Obs	8
Pa first	241		Pa last	241		P.A. Now (θ)	241°
Sep first	3.2		Sep last	4.0		Sep. Now (ρ)	4"
Mag pri	11.22		Mag sec	11.50		delta mag (ΔM)	0.28		Spectral class
Pri motion ra	+025		Sec motion ra	-002
Pri motion dec	+009		Sec motion dec	-010
Notes

rPM=1.243 This double is not physical.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		68959	19 51 14 +34 34 34	SEI 699 AB	2015	8	241	4.0	11.22	11.50	0.28		<===
Show		68959	19 51 14 +34 34 34	SEI 700 AC	2015	9	178	25.8	11.22	12.75	1.53

Triple system
3 visible stars in this system

Precise pa	241.4		Precise sep	3.989		Constellation	Cygnus		SAO	68959
Tycho2	2677-00212-1		Gaia DR2	2035509452558306560

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19513+3434	SEI 699	AB	1998	6	244	3.9	11.22	11.50		D	195113.57+343434.1
19513+3434	SEI 699	AB	2008	7	240	3.7	11.22	11.50		D	195113.57+343434.1
19513+3434	SEI 699	AB	2015	8	241	4.0	11.22	11.50			195113.57+343434.1

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