19510+1025 HLA 21 AG

Coord 2000	19510+1025		Discov num	HLA  21		Comp	AG		Coord arcsec 2000	19 51 01.64 +10 24 56.6
Date first	2015		Date last	2016		Obs	2
Pa first	172		Pa last	175.3		P.A. Now (θ)	175.3°
Sep first	6.8		Sep last	6.68		Sep. Now (ρ)	6.68"
Mag pri	3.90		Mag sec			delta mag (ΔM)			Spectral class	F8V (yellow-white)
Pri motion ra	+242		Sec motion ra
Pri motion dec	-137		Sec motion dec
Notes	N U K (See Notes, Proper motion indicates non-physical, K-band or other infrared magnitudes)

Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes This double is not physical.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		105338	19 51 02 +10 24 57	J 124 AB	2016	11	254	20.5	5.11	13.50	8.39
Show		105338	19 51 02 +10 24 57	J 124 AC	2016	21	220	21.5	5.11	13.70	8.59
Show		105338	19 51 02 +10 24 57	POP 1228 AD	2016	9	122	48.3	5.11	13.20	8.09
Show	Omi Aql	105338	19 51 02 +10 24 57	POP 1228 AE	2016	9	149	80.5	5.19	12.14	6.95
Show		105338	19 51 02 +10 24 57	HLA 21 AF	2016	2	112	3.5	3.90
Show		105338	19 51 02 +10 24 57	HLA 21 AG	2016	2	175	6.7	3.90				<===

Septuple system
7 estimated visually detectable stars in this system

Constellation	Aquila		SAO	105338		HIP	97675		Tycho2	1062-02701-1
HD	187691		HR	7560		GC	27480		ADS	13012
GL	Gl 768.1A		BD	BD+10 4073		Bayer	Omicron Aquilae		Bayer name	Omi Aql
Flamsteed	54 Aquilae		Flamsteed name	54 Aql		Distance	19.19		Distance ly	62.6
Bayer greek	ο Aql

discov_num	notes	refcode
J 124	AB: Rectilinear solution by Hurowitz et al. (2014).	USN2014b
J 124	omi Aql = 54 Aql = O Aql

refcode	metd	author	reference
USN2014b	lin -	Hurowitz, J.L., Hartkopf, W.I., & Mason, B.D.	2014IAUDS.183....1H
USN2014b		Inf. Circ. 183, 1, 2014

idgroup	discov	author
1	HLA	Hirsch, L.A., Ciardi, D.R., Howards, A.W., Marcy, G.W., Ruane, G., Gonzalez, E.,
1	HLA	Blunt, S., Crepp, J.R., Fulton, B.J., Isaacson, H., Kosiarek, M., Mawet, D.,
1	HLA	Sinukoff, E. & Weiss, L.
2	HLA	Hirsch, L.A., Rosenthal, L., Fulton, B.J., Howard, A.W., Ciardi, D.R., Marcy, G.W.,
2	HLA	Nielsen, E., Petigura, E.A., de Rosa, R.J., Isaacson, H., Weiss, L.M., Sinukoff, E.
4	J	Jonckheere, R.
139	POP	Popovic, G.M.
268	POP	Popovic, G.M. (Cvetkovic, Z., Pavlovic, R., Strigachev, A., Novakovic, B., &
268	POP	Popovic, G.M.)

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19510+1025	HLA 21	AG	2016	2	175	6.7	3.90		F8V	NU K	195101.64+102456.6

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Radius: auto 0.5" 0.8" 1" 2" 3" 5" 10" 15" 20" 25" 30" 35" 40" 45" 50" 55" 1' 2' 3' 4' 5' 6' 7' 8' 9' 10' 15' 20' 30' 40' 50' 1° 2° 4° 5° 8° Components only

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