00214+2744 COU 347Aa,Ab

Coord 2000	00214+2744		Discov num	COU 347		Comp	Aa,Ab		Coord arcsec 2000	00 21 21.37 +27 44 01.0
Date first	1969		Date last	2011		Obs	11
Pa first	60		Pa last	51		P.A. Now (θ)	51°
Sep first	0.4		Sep last	0.4		Sep. Now (ρ)	0.4"
Mag pri	8.72		Mag sec	10.22		delta mag (ΔM)	1.5		Spectral class	F8 (yellow-white)
Pri motion ra	+019		Sec motion ra
Pri motion dec	-014		Sec motion dec
Notes	N (See Notes)

Nature of this double is uncertain.

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name

SAO

coord_2000

discov#

comp

first

last

obs

pa

sep

mag1

mag2

d_mag

orb

current

Show

00214+2744

COU 347

Aa,Ab

1969

2011

11

51

0.4

8.72

10.22

1.50

<===

Show

00214+2744

CHE 10

AB

1907

2015

7

92

10.1

8.44

13.00

4.56

Triple system
2 visible stars in this system

Tycho2

1185-00908-1

last precise pa

51.1

last precise sep

0.42

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
00214+2744	COU 347	Aa,Ab	1995	9	55	0.4	8.72	10.22	F8	D	002121.37+274401.1
00214+2744	COU 347	Aa,Ab	2007	10	52	0.5	8.72	10.22	F8	D	002121.37+274401.1
00214+2744	COU 347	Aa,Ab	2011	11	51	0.4	8.72	10.22	F8	N	002121.37+274401.0

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