00272+2115 BU 1225

Coord 2000	00272+2115		Discov num	BU 1225		Comp			Coord arcsec 2000	00 27 11.14 +21 15 29.1
Date first	1891		Date last	2016		Obs	15
Pa first	189		Pa last	190		P.A. Now (θ)	190°
Sep first	1.2		Sep last	1.4		Sep. Now (ρ)	1.4"
Mag pri	8.12		Mag sec	10.89		delta mag (ΔM)	2.77		Spectral class	A3 (white)
Pri motion ra	+035		Sec motion ra	+034
Pri motion dec	+001		Sec motion dec	+000
Notes

rPM=0.04 (< 0.3, Physical double) This double is physical.

Precise pa	189.6		Precise sep	1.395		Constellation	Pisces		SAO	74000
HIP	2147		Tycho2	1186-01207-1		Gaia DR2	07197803904		HD	2316
BD	BD+20 44		Distance	168.07		Distance ly	548.24

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
00272+2115	BU 1225		1991	13	190	1.4	8.12	10.89	A3	D	002711.14+211529.1
00272+2115	BU 1225		2013	14	190	1.2	8.12	10.89	A3		002711.14+211529.1

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