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19595+2443
BU 469

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

19595+2443 BU 469

19^h 59^m 32.91^s +24° 43' 23.7" P.A. 189.00 sep 14.7 mag 8.35,11.09 Sp G0 dist. 72.89 pc (237.77 l.y.)

Coord 2000	19595+2443		Discov num	BU 469		Comp			Coord arcsec 2000	19 59 32.91 +24 43 23.7
Date first	1877		Date last	2017		Obs	30
Pa first	175		Pa last	189		P.A. Now (θ)	189°
Sep first	14.4		Sep last	14.7		Sep. Now (ρ)	14.7"
Mag pri	8.35		Mag sec	11.09		delta mag (ΔM)	2.74		Spectral class	G0 (yellow)
Pri motion ra	+030		Sec motion ra	+003
Pri motion dec	-029		Sec motion dec	-031
Notes	N (See Notes)

rPM=0.649

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Precise pa	189.3		Precise sep	14.718		Constellation	Vulpecula		SAO	88030
HIP	98397		Tycho2	2145-00026-1		Gaia DR2	1834330130704593152		HD	189505
BD	BD+24 3958		Distance	72.89		Distance ly	237.77

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19595+2443	BU 469		2007	17	189	14.9	8.35	11.09	G0	N D	195932.91+244323.7
19595+2443	BU 469		2009	18	188	14.5	8.35	11.09	G0	N D	195932.91+244323.7
19595+2443	BU 469		2012	20	190	14.9	8.35	11.09	G0	N D	195932.91+244323.7
19595+2443	BU 469		2015	25	189	14.7	8.35	11.09	G0	N	195932.91+244323.7
19595+2443	BU 469		2017	30	189	14.7	8.35	11.09	G0	N	195932.91+244323.7

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