Coord 2000	19559+1723	Discov num	BPMA208	Comp	AB	Coord arcsec 2000	19 55 51.23 +17 23 22.0
Date first	1996	Date last	2015	Obs	5
Pa first	125	Pa last	125	P.A. Now (θ)	125°
Sep first	262.0	Sep last	262.2	Sep. Now (ρ)	262.2"
Mag pri	12.77	Mag sec	15.19	delta mag (ΔM)	2.42	Spectral class
Pri motion ra	+013	Sec motion ra	+014
Pri motion dec	-046	Sec motion dec	-024
Notes	N V (See Notes, Proper motion indicates physical)

Visually invisible, K-band or other infrared star rPM=0.461

This double is physical.

19559+1723 SYSTEM COMPONENTS

Show

name

SAO

coord_2000

discov#

comp

first

last

obs

sep

mag1

mag2

d_mag

orb

current

Show

19559+1723

BPMA208

1996

2015

125

262.2

12.77

15.19

2.42

<===

Show

19559+1723

BPMA209

1996

2015

136.0

15.19

15.32

0.13

Triple system
3 visible stars in this system

OTHER CATALOGS AND DESIGNATIONS

Precise pa

125.4

Precise sep

262.172

Constellation

Sagitta

Gaia DR2

17862711040

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19559+1723	BPMA208	AB	1998	2	125	262.2	12.77	15.19		NV	195551.23+172322.0
19559+1723	BPMA208	AB	2001	3	125	262.2	12.77	15.19		NV	195551.23+172322.0
19559+1723	BPMA208	AB	2015	4	125	262.2	12.77	15.19		NV	195551.23+172322.0

If you need more information about this double, apply for a data request form to the WDS.