14407+1625 STF 1864 AB (Pi1 Boo)

14^h 40^m 43.56^s +16° 25' 05.9" P.A. 114.00 sep 5.4 mag 4.88,5.79 Sp B9pMnHg dist. 93.72 pc (305.71 l.y.)

Coord 2000	14407+1625		Discov num	STF1864		Comp	AB		Coord arcsec 2000	14 40 43.56 +16 25 05.9
Date first	1777		Date last	2020		Obs	412
Pa first	105		Pa last	114.2		P.A. Now (θ)	114.2°
Sep first	7.0		Sep last	5.43		Sep. Now (ρ)	5.43"
Mag pri	4.88		Mag sec	5.79		delta mag (ΔM)	0.91		Spectral class	B9pMnHg (blue-white)
Pri motion ra	+011		Sec motion ra	+004
Pri motion dec	+016		Sec motion dec	+009
Notes	N (See Notes)

rPM=0.51

Nature of this double is uncertain.

14407+1625 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	Pi1 Boo	101138	14 40 44 +16 25 06	STF 1864 AB	2020	412	114	5.4	4.88	5.79	0.91		<===
Show		101138	14 40 44 +16 25 06	STF 1864 AC	2020	25	164	127.4	4.88	10.63	5.75

Triple system
3 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Name	Pi1 Boo		Var name	NSV6762 Boo		Constellation	Bootes		SAO	101138
HIP	71762		Tycho2	1477-01336-1		Gaia DR2	1234645287617291520		HD	129174
HR	5475		GC	19769		ADS	9338		BD	BD+17 2768
Bayer	Pi 1 Bootis		Bayer name	Pi1 Boo		Flamsteed	29 Bootis		Flamsteed name	29 Boo
Distance	93.72		Distance ly	305.71		Bayer greek	π¹ Boo