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19458+3223
HDS2807

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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

19458+3223 HDS2807

19^h 45^m 49.74^s +32° 23' 13.6" P.A. 285.00 sep 23.0 mag 11.20,11.52 Sp M0 dist. 11.5 pc (37.51 l.y.)

Coord 2000	19458+3223		Discov num	HDS2807		Comp			Coord arcsec 2000	19 45 49.74 +32 23 13.6
Date first	1991		Date last	2019		Obs	24
Pa first	317		Pa last	285		P.A. Now (θ)	285°
Sep first	16.2		Sep last	23.0		Sep. Now (ρ)	23"
Mag pri	11.20		Mag sec	11.52		delta mag (ΔM)	0.32		Spectral class	M0 (red)
Pri motion ra	+388		Sec motion ra	-005
Pri motion dec	+194		Sec motion dec	-015
Notes

rPM=1.026

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Precise pa	284.6		Precise sep	22.972		Constellation	Cygnus		HIP	97241
Tycho2	2660-02598-1		Gaia DR2	2034628782426417408		GL	NN 4122		Distance	11.5
Distance ly	37.51

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19458+3223	HDS2807		2001	5	302	17.9	11.20	11.83		D	194549.74+322313.6
19458+3223	HDS2807		2004	7	299	18.6	11.20	11.83		D	194549.74+322313.6
19458+3223	HDS2807		2010	9	293	20.1	11.20	11.52	M0		194549.74+322313.6
19458+3223	HDS2807		2016	16	287	22.1	11.20	11.52	M0		194549.74+322313.6
19458+3223	HDS2807		2019	24	285	23.0	11.20	11.52	M0		194549.74+322313.6

If you need more information about this double, apply for a data request form to the WDS.