01391+1211 HJ   17

Coord 2000	01391+1211		Discov num	HJ   17		Comp			Coord arcsec 2000	01 39 09.88 +12 12 15.4
Date first	1825		Date last	2017		Obs	20
Pa first	275		Pa last	282		P.A. Now (θ)	282°
Sep first	6.0		Sep last	8.2		Sep. Now (ρ)	8.2"
Mag pri	10.64		Mag sec	10.70		delta mag (ΔM)	0.06		Spectral class
Pri motion ra	+009		Sec motion ra	-001
Pri motion dec	+056		Sec motion dec	+057
Notes

rPM=0.176 (< 0.3, Physical double) This double is physical.

Precise pa	282.1		Precise sep	8.158		Constellation	Pisces		Tycho2	0624-00143-1
Gaia DR2	30136686336

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
01391+1211	HJ 17		1998	11	282	8.1	10.64	10.70		D	013909.88+121215.4
01391+1211	HJ 17		2008	12	282	8.2	10.64	10.70		D	013909.88+121215.4
01391+1211	HJ 17		2016	15	281	8.2	10.64	10.70			013909.88+121215.4
01391+1211	HJ 17		2017	16	282	8.2	10.64	10.70			013909.88+121215.4

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