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20185+2426
POU4354

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

20185+2426 POU4354

20^h 18^m 27.90^s +24° 25' 43.2" P.A. 113.00 sep 12.5 mag 13.20,14.20

Coord 2000	20185+2426		Discov num	POU4354		Comp			Coord arcsec 2000	20 18 27.90 +24 25 43.2
Date first	1898		Date last	2015		Obs	9
Pa first	111		Pa last	113		P.A. Now (θ)	113°
Sep first	12.5		Sep last	12.5		Sep. Now (ρ)	12.5"
Mag pri	13.20		Mag sec	14.20		delta mag (ΔM)	1		Spectral class
Pri motion ra	-010		Sec motion ra	-023
Pri motion dec	-010		Sec motion dec	+016
Notes

rPM=1.038

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Precise pa

113.2

Precise sep

12.509

Constellation

Vulpecula

Gaia DR2

1832138048110940160

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20185+2426	POU4354		1998	2	114	12.6	13.20	14.20		D	201827.90+242543.2
20185+2426	POU4354		2008	3	113	12.6	13.20	14.20		D	201827.90+242543.2
20185+2426	POU4354		2010	5	114	13.0	13.20	14.20			201827.90+242543.2
20185+2426	POU4354		2015	9	113	12.5	13.20	14.20			201827.90+242543.2

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