01237+0454 BAL2591

Coord 2000	01237+0454		Discov num	BAL2591		Comp			Coord arcsec 2000	01 23 43.46 +04 54 21.0
Date first	1911		Date last	2015		Obs	9
Pa first	118		Pa last	117		P.A. Now (θ)	117°
Sep first	9.5		Sep last	9.6		Sep. Now (ρ)	9.6"
Mag pri	11.75		Mag sec	12.83		delta mag (ΔM)	1.08		Spectral class
Pri motion ra	-016		Sec motion ra	-016
Pri motion dec	-023		Sec motion dec	-025
Notes	B (Blue magnitudes)

Visually invisible, K-band or other infrared star rPM=0.067 (< 0.3, Physical double) This double is physical.

Precise pa	116.6		Precise sep	9.575		Constellation	Pisces		Tycho2	0024-00668-1
Gaia DR2	90678484608

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
01237+0454	BAL2591		2000	2	117	9.6	11.75	12.83		DB	012343.59+045423.1
01237+0454	BAL2591		2010	4	116	9.3	11.75	12.83		B	012343.59+045423.1
01237+0454	BAL2591		2015	5	117	9.6	11.75	12.83		B	012343.46+045421.0

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