17386+1153 BRT1287AB

Coord 2000	17386+1153		Discov num	BRT1287		Comp	AB		Coord arcsec 2000	17 38 33.50 +11 52 27.7
Date first	1907		Date last	2016		Obs	15
Pa first	126		Pa last	122		P.A. Now (θ)	122°
Sep first	3.5		Sep last	4.1		Sep. Now (ρ)	4.1"
Mag pri	10.54		Mag sec	11.20		delta mag (ΔM)	0.66		Spectral class
Pri motion ra	+004		Sec motion ra	+017
Pri motion dec	-053		Sec motion dec	+040
Notes

rPM=1.767 This double is not physical.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			17 38 34 +11 52 28	BRT 1287 AB	2016	15	122	4.1	10.54	11.20	0.66		<===
Show			17 38 34 +11 52 25	BRT 1287 BC	2015	8	164	3.7	11.20	12.60	1.40

Triple system
3 visible stars in this system

Precise pa	122.3		Precise sep	4.142		Constellation	Ophiuchus		Tycho2	1001-01503-1
Gaia DR2	4493261473589934848

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
17386+1153	BRT1287	AB	2003	10	123	4.1	10.54	11.20		D	173833.50+115227.7
17386+1153	BRT1287	AB	2015	12	121	4.3	10.54	11.20			173833.50+115227.7

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