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Doubles in session

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19022+0845
STF 2436 AC

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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

19022+0845 STF 2436 AC

19^h 02^m 09.56^s +08° 45' 11.9" P.A. 300.00 sep 134.4 mag 8.63,10.59 Sp K0 dist. 3333.33 pc (10873.32 l.y.)

Coord 2000	19022+0845		Discov num	STF2436		Comp	AC		Coord arcsec 2000	19 02 09.56 +08 45 11.9
Date first	1877		Date last	2016		Obs	19
Pa first	302		Pa last	300.3		P.A. Now (θ)	300.3°
Sep first	133.4		Sep last	134.44		Sep. Now (ρ)	134.44"
Mag pri	8.63		Mag sec	10.59		delta mag (ΔM)	1.96		Spectral class	K0 (yellow-orange)
Pri motion ra	-001		Sec motion ra	+001
Pri motion dec	-002		Sec motion dec	-007
Notes	N (See Notes)

rPM=0.762

Nature of this double is uncertain.

19022+0845 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	HD 176916	124181	19 02 10 +08 45 12	STF 2436 AB	2017	66	315	30.1	8.63	9.29	0.66
Show		124181	19 02 10 +08 45 12	STF 2436 AC	2016	19	300	134.4	8.63	10.59	1.96		<===
Show		124180	19 02 08 +08 45 33	HDS 2698 Ba,Bb	1991	1	15	0.2	9.60	10.93	1.33
Show			19 02 02 +08 46 20	BU 973 CD	2016	13	347	1.6	10.59	11.54	0.95
Show			19 02 02 +08 46 20	STF 2435 CE	2016	18	19	10.9	10.59	12.90	2.31
Show			19 02 02 +08 46 20	BU 973 CF	2016	15	1	9.7	10.59	12.90	2.31
Show			19 02 02 +08 46 30	HWE 45 EF	2016	17	260	3.3	12.90	12.90	0.00

Septuple system
6 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation	Aquila		SAO	124181		HIP	93471		Tycho2	1040-00942-1
Gaia DR2	4310534873132478464		HD	176916		BD	BD+08 3950		Distance	3333.33
Distance ly	10873.32