01137+0735 STF 100AB (Zet Psc)

Coord 2000	01137+0735		Discov num	STF 100		Comp	AB		Coord arcsec 2000	01 13 43.80 +07 34 31.8
Date first	1755		Date last	2018		Obs	333
Pa first	67		Pa last	63		P.A. Now (θ)	63°
Sep first	25.2		Sep last	22.8		Sep. Now (ρ)	22.8"
Mag pri	5.22		Mag sec	6.26		delta mag (ΔM)	1.04		Spectral class	A7IV+F7V (white/yellow-white)
Pri motion ra	+143		Sec motion ra	+135
Pri motion dec	-054		Sec motion dec	-053
Notes	N V (See Notes, Proper motion indicates physical)

Visually invisible, K-band or other infrared star rPM=0.053 (< 0.3, Physical double) This double is physical.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		109739	01137+0735	OCC9070	Aa,Ab	1986	1986	0		0.2	5.60	6.40	0.80
Show	Zet Psc	109739	01137+0735	STF 100	AB	1755	2018	333	63	22.8	5.22	6.26	1.04		<===
Show		109740	01137+0735	BU 1029	BC	1888	2015	29	75	2.0	6.26	12.20	5.94

Quadruple system
3 visible stars in this system

Precise pa	62.9		Precise sep	22.82		Name	Zet Psc		Constellation	Pisces
SAO	109739		HIP	5737		Tycho2	0613-01249-1		Gaia DR2	92921353984
HD	7344		HR	361		GC	1476		BD	BD+06 174
Bayer	Zeta Piscium		Bayer name	Zet Psc		Flamsteed	86 Piscium		Flamsteed name	86 Psc
Distance	53.3		Distance ly	173.86

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
01137+0735	STF 100	AB	2007	311	63	22.7	5.22	6.15	A7IV F7V	N DV	011343.80+073431.8
01137+0735	STF 100	AB	2008	313	63	22.8	5.22	6.15	A7IV F7V	N DV	011343.80+073431.8
01137+0735	STF 100	AB	2009	316	63	25.5	5.22	6.15	A7IV F7V	NVD	011343.80+073431.8
01137+0735	STF 100	AB	2010	317	63	22.7	5.22	6.15	A7IV F7V	NVD	011343.80+073431.8
01137+0735	STF 100	AB	2011	318	62	23.7	5.22	6.26	A7IV F7V	NVD	011343.80+073431.8
01137+0735	STF 100	AB	2012	320	62	23.7	5.22	6.26	A7IV F7V	NVD	011343.80+073431.8
01137+0735	STF 100	AB	2015	326	63	22.7	5.22	6.26	A7IV+F7V	NV	011343.80+073431.8
01137+0735	STF 100	AB	2016	327	63	22.9	5.22	6.26	A7IV+F7V	NV	011343.80+073431.8
01137+0735	STF 100	AB	2018	329	64	22.8	5.22	6.26	A7IV+F7V	NV	011343.80+073431.8

If you need more information about this double, apply for a data request form to the WDS.