20145+2808 BRT  47AC

Coord 2000	20145+2808		Discov num	BRT  47		Comp	AC		Coord arcsec 2000	20 14 45.49 +28 07 41.3
Date first	1927		Date last	2007		Obs	4
Pa first	212		Pa last	215		P.A. Now (θ)	215°
Sep first	30.0		Sep last	40.4		Sep. Now (ρ)	40.4"
Mag pri	10.76		Mag sec	12.94		delta mag (ΔM)	2.18		Spectral class	G0 (yellow)
Pri motion ra	+052		Sec motion ra	-028
Pri motion dec	-040		Sec motion dec	-046
Notes

rPM=1.223 This double is not physical.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			20 14 45 +28 07 41	BRT 47 AB	2018	13	232	4.8	10.76	10.89	0.13
Show			20 14 45 +28 07 41	BRT 47 AC	2007	4	215	40.4	10.76	12.94	2.18		<===

Triple system
3 visible stars in this system

Precise pa	215.3		Precise sep	40.39		Constellation	Vulpecula		Tycho2	2167-00004-1
Gaia DR2	1837016581201504384		HD	334002

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20145+2808	BRT 47	AC	2007	3	215	40.4	10.50	13.00		D	201445.49+280741.3

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