19457+3612 SEI 677AC

Coord 2000	19457+3612		Discov num	SEI 677		Comp	AC		Coord arcsec 2000	19 45 41.94 +36 11 40.4
Date first	1896		Date last	1983		Obs	2
Pa first	169		Pa last	178		P.A. Now (θ)	178°
Sep first	15.7		Sep last	16.1		Sep. Now (ρ)	16.1"
Mag pri	10.84		Mag sec	10.80		delta mag (ΔM)	0.04		Spectral class
Pri motion ra	+009		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

19457+3612

ALI 161

AB

1933

2019

17

17

8.6

10.84

11.24

0.40

Show

19457+3612

SEI 677

AC

1896

1983

2

178

16.1

10.84

10.80

0.04

<===

Triple system
3 visible stars in this system

Precise pa

177.6

Precise sep

16.12

Constellation

Cygnus

Gaia DR2

04434180480

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19457+3612	SEI 677	AC	1983	2	178	16.1	10.80	10.80		N	194541.94+361140.4
19457+3612	SEI 677	AC	2010	3	197	8.5	10.80	10.80		N	194541.94+361140.4

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