20122+3621 SEI 996AB

Coord 2000	20122+3621		Discov num	SEI 996		Comp	AB		Coord arcsec 2000	20 12 13.88 +36 20 50.4
Date first	1896		Date last	2015		Obs	14
Pa first	1		Pa last	0		P.A. Now (θ)	0°
Sep first	30.0		Sep last	29.5		Sep. Now (ρ)	29.5"
Mag pri	11.33		Mag sec	11.97		delta mag (ΔM)	0.64		Spectral class	A (white)
Pri motion ra	+001		Sec motion ra	-001
Pri motion dec	-003		Sec motion dec	-002
Notes

rPM=0.707 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

20122+3621

SEI 996

AB

1896

2015

14

0

29.5

11.33

11.97

0.64

<===

Show

20122+3621

STJ 71

AC

2015

2018

2

105

1.1

11.40

12.70

1.30

Triple system
3 visible stars in this system

Precise pa	0.3		Precise sep	29.548		Constellation	Cygnus		Tycho2	2683-02272-1
HD	228273

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20122+3621	SEI 996	AB	2015	14	0	29.5	11.33	11.97	A		201213.88+362050.4

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