20318+4118 CAN 32 AH

Coord 2000	20318+4118		Discov num	CAN  32		Comp	AH		Coord arcsec 2000	20 31 45.40 +41 18 26.8
Date first	1998		Date last	2008		Obs	3
Pa first	183		Pa last	183.1		P.A. Now (θ)	183.1°
Sep first	12.9		Sep last	13.03		Sep. Now (ρ)	13.03"
Mag pri	7.30		Mag sec	13.40		delta mag (ΔM)	6.1		Spectral class	O8I (blue)
Pri motion ra	-006		Sec motion ra
Pri motion dec	-004		Sec motion dec
Notes	K (K-band or other infrared magnitudes)

Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes Nature of this double is uncertain.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			20 31 45 +41 18 27	CAN 4 AB	2008	2	38	1.3	12.30	15.10	2.80
Show			20 31 45 +41 18 27	CAN 32 AC	2008	2	282	6.4	7.30	13.20	5.90
Show			20 31 45 +41 18 27	CAN 32 AD	2008	2	338	6.9	7.30	12.90	5.60
Show			20 31 45 +41 18 27	CAN 32 AE	2008	2	0	8.0	7.30	14.40	7.10
Show			20 31 45 +41 18 27	CAN 32 AF	2008	1	226	9.0	7.30	15.50	8.20
Show			20 31 45 +41 18 27	CAN 32 AG	2008	1	348	11.9	7.30	15.60	8.30
Show			20 31 45 +41 18 27	CAN 32 AH	2008	3	183	13.0	7.30	13.40	6.10		<===

Octuple system
8 estimated visually detectable stars in this system

Constellation

Cygnus

No records found.

refcode	metd	author	reference
CaN2014	Hf j	Caballero-Nieves, S.M., Nelan, E.P., Gies, D.R., Wallace, D.J., DeGioia-Eastwood,	2014AJ....147...40C
CaN2014		K., Herrero, A., Jao, W.-J., Mason, B.D., Massey, P., Moffat, A.F., & Walborn, N.
CaN2014		AJ 147, 40, 2014
CaN2020	A j	Caballero-Nieves, S.M., Gies, D.R., Baines, E.K., Bouchez, A.H., Dekany, R.G.,	2020AJ....160..115C
CaN2020		Goodwin, S.P., Rickman, E.L., Roberts, L.C., Jr., Taggart, K., ten Brummelaar,
CaN2020		T.A. & Turner, N.H.
CaN2020		AJ 160, 115, 2020

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20318+4118	CAN 32	AH	2008	3	183	13.0	7.30	13.40	O8I	K	203145.40+411826.8

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No records found.


No records found.

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Radius: auto 0.5" 0.8" 1" 2" 3" 5" 10" 15" 20" 25" 30" 35" 40" 45" 50" 55" 1' 2' 3' 4' 5' 6' 7' 8' 9' 10' 15' 20' 30' 40' 50' 1° 2° 4° 5° 8° Components only

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS