19439-0547 BWL 52 AB

Coord 2000	19439-0547		Discov num	BWL  52		Comp	AB		Coord arcsec 2000	19 43 54.33 -05 46 36.4
Date first	2012		Date last	2013		Obs	2
Pa first	109		Pa last	109.5		P.A. Now (θ)	109.5°
Sep first	4.3		Sep last	4.236		Sep. Now (ρ)	4.236"
Mag pri	8.86		Mag sec	19.70		delta mag (ΔM)	10.84		Spectral class	M4.0 (red)
Pri motion ra	+057		Sec motion ra
Pri motion dec	+007		Sec motion dec
Notes	U K (Proper motion indicates non-physical, K-band or other infrared magnitudes)

Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes This double is not physical.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			19 43 54 -05 46 36	BWL 52 AB	2013	2	110	4.2	8.86	19.70	10.84		<===
Show			19 43 54 -05 46 36	BWL 52 AC	2012	1	193	5.3	8.86	20.60	11.74
Show			19 43 54 -05 46 36	BWL 52 AD	2013	2	245	2.5	8.86	20.20	11.34
Show			19 43 54 -05 46 36	BWL 52 AE	2013	2	281	4.9	8.86	20.50	11.64
Show			19 43 54 -05 46 36	BWL 52 AF	2013	1	83	6.0	8.86	22.40	13.54
Show			19 43 54 -05 46 36	BWL 52 AG	2013	1	94	4.9	8.86	22.50	13.64
Show			19 43 54 -05 46 36	BWL 52 AH	2013	1	333	5.8	8.86	22.30	13.44

Octuple system
8 estimated visually detectable stars in this system

Constellation

Aquila

Gaia DR2

4208867838967405952