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19587+3502
TDT1894

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

19587+3502 TDT1894

19^h 58^m 44.11^s +35° 02' 12.0" P.A. 33.00 sep 1.5 mag 11.51,11.88 Sp F5

Coord 2000	19587+3502		Discov num	TDT1894		Comp			Coord arcsec 2000	19 58 44.11 +35 02 12.0
Date first	1991		Date last	2015		Obs	3
Pa first	34		Pa last	33		P.A. Now (θ)	33°
Sep first	1.4		Sep last	1.5		Sep. Now (ρ)	1.5"
Mag pri	11.51		Mag sec	11.88		delta mag (ΔM)	0.37		Spectral class	F5 (yellow-white)
Pri motion ra	+001		Sec motion ra	+001
Pri motion dec	-009		Sec motion dec	-009
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Precise pa	32.8		Precise sep	1.514		Constellation	Cygnus		SAO	69192
Tycho2	2678-01281-1		Gaia DR2	2059331544511636864

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19587+3502	TDT1894		1991	1	34	1.4	11.51	11.88			195844.11+350212.0
19587+3502	TDT1894		2015	2	33	1.5	11.51	11.88	F5		195844.11+350212.0

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