00550+6014 BKO 149BC

Coord 2000	00550+6014		Discov num	BKO 149		Comp	BC		Coord arcsec 2000	00 54 56.23 +60 13 57.5
Date first	1999		Date last	2015		Obs	8
Pa first	357		Pa last	357		P.A. Now (θ)	357°
Sep first	7.6		Sep last	7.6		Sep. Now (ρ)	7.6"
Mag pri	14.70		Mag sec	15.00		delta mag (ΔM)	0.3		Spectral class
Pri motion ra	-009		Sec motion ra	-004
Pri motion dec	+000		Sec motion dec	+006
Notes	U (Proper motion indicates non-physical)

Visually invisible, K-band or other infrared star rPM=0.868 This double is not physical.

Show

name

SAO

coord_2000

discov#

comp

first

last

obs

pa

sep

mag1

mag2

d_mag

orb

current

Show

00550+6014

STI 142

AB

1910

2015

10

246

10.7

14.10

14.70

0.60

Show

00550+6014

BKO 149

BC

1999

2015

8

357

7.6

14.70

15.00

0.30

<===

Triple system
3 visible stars in this system

Precise pa

357

Precise sep

7.615

Constellation

Cassiopeia

Gaia DR2

2059710464

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
00550+6014	BKO 149	BC	2003	2	357	7.6	14.70	15.00		D	005456.23+601357.5
00550+6014	BKO 149	BC	2010	3	357	7.6	14.70	15.00		UD	005456.23+601357.5
00550+6014	BKO 149	BC	2015	5	357	7.6	14.70	15.00		U	005456.23+601357.5

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