01563+5711 STI1721

Coord 2000	01563+5711		Discov num	STI1721		Comp			Coord arcsec 2000	01 56 22.03 +57 11 53.1
Date first	1911		Date last	2015		Obs	9
Pa first	131		Pa last	131		P.A. Now (θ)	131°
Sep first	8.7		Sep last	7.3		Sep. Now (ρ)	7.3"
Mag pri	12.40		Mag sec	12.40		delta mag (ΔM)	0		Spectral class
Pri motion ra	-002		Sec motion ra	+003
Pri motion dec	+002		Sec motion dec	-003
Notes

rPM=1.667 This double is not physical.

Precise pa

130.9

Precise sep

7.282

Constellation

Perseus

Gaia DR2

1243181184

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
01563+5711	STI1721		1999	2	131	7.4	12.40	12.40		D	015622.03+571153.1
01563+5711	STI1721		2003	3	131	7.3	12.40	12.40		D	015622.03+571153.1
01563+5711	STI1721		2011	4	131	7.3	12.40	12.40			015622.03+571153.1
01563+5711	STI1721		2015	6	131	7.3	12.40	12.40			015622.03+571153.1

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