01355+3118 STF 137

Coord 2000	01355+3118		Discov num	STF 137		Comp			Coord arcsec 2000	01 35 29.01 +31 17 17.2
Date first	1827		Date last	2016		Obs	35
Pa first	90		Pa last	86		P.A. Now (θ)	86°
Sep first	2.0		Sep last	3.4		Sep. Now (ρ)	3.4"
Mag pri	8.85		Mag sec	9.60		delta mag (ΔM)	0.75		Spectral class	A5 (white)
Pri motion ra	-019		Sec motion ra	+000
Pri motion dec	+002		Sec motion dec	+000
Notes

Nature of this double is uncertain.

Constellation	Triangulum		SAO	54810		Tycho2	2293-00846-1		HD	9686
last precise pa	85.5		last precise sep	3.409

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
01355+3118	STF 137		1998	25	86	3.4	8.85	9.60	A5		013529.01+311717.2
01355+3118	STF 137		2009	27	87	3.4	8.85	9.60	A5		013529.01+311717.2
01355+3118	STF 137		2010	31	85	3.3	8.85	9.60	A5		013529.01+311717.2
01355+3118	STF 137		2011	34	86	3.3	8.85	9.60	A5		013529.01+311717.2
01355+3118	STF 137		2016	35	86	3.4	8.85	9.60	A5		013529.01+311717.2

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