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19487+2200
TDS1015

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

19487+2200 TDS1015

19^h 48^m 42.02^s +21° 59' 32.2" P.A. 308.00 sep 1.2 mag 10.53,11.11 dist. 1052.63 pc (3433.68 l.y.)

Coord 2000	19487+2200		Discov num	TDS1015		Comp			Coord arcsec 2000	19 48 42.02 +21 59 32.2
Date first	1991		Date last	1991		Obs	1
Pa first	308		Pa last	308		P.A. Now (θ)	308°
Sep first	1.2		Sep last	1.2		Sep. Now (ρ)	1.2"
Mag pri	10.53		Mag sec	11.11		delta mag (ΔM)	0.58		Spectral class
Pri motion ra	+002		Sec motion ra	+002
Pri motion dec	-005		Sec motion dec	-005
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Precise pa	307.9		Precise sep	1.244		Spectr	B5		Constellation	Vulpecula
SAO	87750		HIP	97471		Tycho2	1627-00862-1		Gaia DR2	1827560094034453632
HD	187319		BD	BD+21 3926		Distance	1052.63		Distance ly	3433.68

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19487+2200	TDS1015		1991	1	308	1.2	10.53	11.11			194842.02+215932.2

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