20165+3406 J   785AB

Coord 2000	20165+3406		Discov num	J   785		Comp	AB		Coord arcsec 2000	20 16 28.89 +34 04 08.8
Date first	1912		Date last	2015		Obs	15
Pa first	21		Pa last	25		P.A. Now (θ)	25°
Sep first	2.2		Sep last	2.7		Sep. Now (ρ)	2.7"
Mag pri	11.30		Mag sec	11.80		delta mag (ΔM)	0.5		Spectral class
Pri motion ra	-003		Sec motion ra	+011
Pri motion dec	-016		Sec motion dec	+012
Notes

rPM=1.923 This double is not physical.

Show

name

SAO

coord_2000

discov#

comp

first

last

obs

pa

sep

mag1

mag2

d_mag

orb

current

Show

20165+3406

J 785

AB

1912

2015

15

25

2.7

11.30

11.80

0.50

<===

Show

20165+3406

J 785

AC

1893

2015

18

12

10.2

11.30

12.10

0.80

Triple system
3 visible stars in this system

Precise pa

24.5

Precise sep

2.666

Constellation

Cygnus

Gaia DR2

17604108928

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20165+3406	J 785	AB	2000	13	26	2.6	9.50	9.80			201628.89+340408.8
20165+3406	J 785	AB	2002	14	24	2.6	9.50	9.80			201628.89+340408.8
20165+3406	J 785	AB	2015	15	25	2.7	11.30	11.80			201628.89+340408.8

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