19558+3019 BRT 272AB

Coord 2000	19558+3019		Discov num	BRT 272		Comp	AB		Coord arcsec 2000	19 55 49.72 +30 18 44.4
Date first	1902		Date last	2015		Obs	3
Pa first	112		Pa last	84		P.A. Now (θ)	84°
Sep first	3.2		Sep last	3.2		Sep. Now (ρ)	3.2"
Mag pri	12.49		Mag sec	13.03		delta mag (ΔM)	0.54		Spectral class
Pri motion ra	-014		Sec motion ra	-002
Pri motion dec	-009		Sec motion dec	+003
Notes	B (Blue magnitudes)

Visually invisible, K-band or other infrared star rPM=1.02 This double is not physical.

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name

SAO

coord_2000

discov#

comp

first

last

obs

pa

sep

mag1

mag2

d_mag

orb

current

Show

19558+3019

BRT 272

AB

1902

2015

3

84

3.2

12.49

13.03

0.54

<===

Show

19558+3019

FYM 311

AC

1998

2015

4

187

17.4

12.49

14.60

2.11

Triple system
3 visible stars in this system

Precise pa

83.6

Precise sep

3.2

Constellation

Cygnus

Gaia DR2

08373872896

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19558+3019	BRT 272	AB	2015	3	84	3.2	12.49	13.03		B	195549.72+301844.4

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