20155+1452 BKO 545AC

Coord 2000	20155+1452		Discov num	BKO 545		Comp	AC		Coord arcsec 2000	20 15 35.45 +14 52 46.7
Date first	1998		Date last	2015		Obs	8
Pa first	0		Pa last	1		P.A. Now (θ)	1°
Sep first	6.8		Sep last	6.7		Sep. Now (ρ)	6.7"
Mag pri	12.26		Mag sec	13.80		delta mag (ΔM)	1.54		Spectral class
Pri motion ra	-005		Sec motion ra
Pri motion dec	+000		Sec motion dec
Notes	N (See Notes)

Visually invisible, K-band or other infrared star Nature of this double is uncertain.

Show

name

SAO

coord_2000

discov#

comp

first

last

obs

pa

sep

mag1

mag2

d_mag

orb

current

Show

20155+1452

CHE 245

AB

1910

2015

10

286

17.9

12.26

13.02

0.76

Show

20155+1452

BKO 545

AC

1998

2015

8

1

6.7

12.26

13.80

1.54

<===

Triple system
3 visible stars in this system

Precise pa

1.1

Precise sep

6.678

Constellation

Delphinus

Gaia DR2

94038688128

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20155+1452	BKO 545	AC	2008	1	1	6.7	12.26	13.80		N	201535.45+145246.7
20155+1452	BKO 545	AC	2015	4	1	6.5	12.26	13.80		N	201535.45+145246.7

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