20334+4118 CAN  55AB

Coord 2000	20334+4118		Discov num	CAN  55		Comp	AB		Coord arcsec 2000	20 33 21.02 +41 17 40.1
Date first	2008		Date last	2008		Obs	1
Pa first	133		Pa last	133		P.A. Now (θ)	133°
Sep first	2.9		Sep last	2.9		Sep. Now (ρ)	2.9"
Mag pri	8.80		Mag sec	15.50		delta mag (ΔM)	6.7		Spectral class	O9V (blue)
Pri motion ra			Sec motion ra
Pri motion dec			Sec motion dec
Notes	V K (Proper motion indicates physical, K-band or other infrared magnitudes)

Visually invisible, K-band or other infrared star This double is physical.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		49781	20 33 21 +41 17 40	CAN 55 AB	2008	1	133	2.9	8.80	15.50	6.70		<===
Show		49781	20 33 21 +41 17 40	CAN 55 AC	2008	1	80	3.1	8.80	16.60	7.80
Show		49781	20 33 21 +41 17 40	CAN 55 AD	2008	1	274	7.7	8.80	17.00	8.20
Show		49781	20 33 21 +41 17 40	CAN 55 AE	2008	1	161	8.6	8.80	15.10	6.30
Show		49781	20 33 21 +41 17 40	CAN 55 AF	2008	1	268	8.7	8.80	16.10	7.30
Show		49781	20 33 21 +41 17 40	CAN 55 AG	2008	2	22	9.5	8.80	14.20	5.40

Septuple system
7 visible stars in this system

Precise pa

132.7

Precise sep

2.86

Constellation

Hydra

SAO

49781

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20334+4118	CAN 55	AB	2008	1	133	2.9	8.80	15.50	O9V	V K	203321.02+411740.1

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