18443+3940 SHJ 277CD,F

Coord 2000	18443+3940		Discov num	SHJ 277		Comp	CD,F		Coord arcsec 2000	18 44 22.78 +39 36 45.8
Date first	2002		Date last	2015		Obs	3
Pa first	359		Pa last	0		P.A. Now (θ)	0°
Sep first	94.5		Sep last	93.3		Sep. Now (ρ)	93.3"
Mag pri	4.56		Mag sec	12.70		delta mag (ΔM)	8.14		Spectral class	A8Vn (white)
Pri motion ra	+008		Sec motion ra
Pri motion dec	+054		Sec motion dec
Notes	N (See Notes)

Nature of this double is uncertain.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	Eps1 Lyr	67310	18 44 20 +39 40 12	STF 2382 AB	2020	640	344	2.3	5.15	6.10	0.95	Y
Show	Double Double	67310	18 44 20 +39 40 12	STFA 37 AB,CD	2016	97	172	209.5	4.67	4.56	0.11
Show		67310	18 44 20 +39 40 12	STFA 37 AD	2017	18	172	210.5	5.15	5.38	0.23
Show		67310	18 44 20 +39 40 12	STFA 37 AI	2015	23	137	149.5	5.15	10.12	4.97
Show		67310	18 44 20 +39 40 14	STFA 37 BC	2011	14	172	210.9	6.10	5.25	0.85
Show		67310	18 44 20 +39 40 14	STFA 37 BD	2000	11	172	209.6	6.10	5.38	0.72
Show		67310	18 44 20 +39 40 14	STFA 37 BI	2015	10	137	151.3	6.10	10.12	4.02
Show		67315	18 44 23 +39 36 46	CHR 77 Ca,Cb	2005	5	43	0.2	5.25			Y
Show		67315	18 44 23 +39 36 46	STF 2383 CD	2020	637	74	2.4	5.25	5.38	0.13	Y
Show		67315	18 44 23 +39 36 46	SHJ 277 CD,F	2015	3	0	93.3	4.56	12.70	8.14		<===
Show		67315	18 44 23 +39 36 46	SHJ 277 CD,G	2015	4	293	75.1	4.56	14.20	9.64
Show		67315	18 44 23 +39 36 46	SHJ 277 CD,H	2015	4	313	95.7	4.56	13.90	9.34
Show		67315	18 44 23 +39 36 46	STF 2383 CE	2015	8	334	63.2	5.25	12.30	7.05
Show		67315	18 44 23 +39 36 46	STFA 37 CI	2012	18	37	120.4	5.25	10.12	4.87
Show		67315	18 44 23 +39 36 46	STFA 37 DI	2000	6	37	121.6	5.38	10.12	4.74
Show		67315	18 44 20 +39 37 43	SHJ 277 EF	2015	15	37	45.6	12.30	12.70	0.40
Show		67315	18 44 20 +39 37 43	SHJ 277 EG	2015	11	236	50.0	12.30	14.20	1.90
Show		67315	18 44 20 +39 37 43	STFA 37 EI	2015	7	68	108.9	12.30	10.12	2.18
Show		67315	18 44 17 +39 37 16	SHJ 277 GH	2015	13	358	35.8	14.20	13.90	0.30

11-fold system
11 visible stars in this system

Precise sep	93.276		Constellation	Lyra		SAO	67315		HIP	91926
Tycho2	3122-03439-1		Gaia DR2	2098202128093842432		HD	173608		HR	7053
GC	25668		BD	BD+39 3510		Flamsteed	5 Lyrae		Flamsteed name	5 Lyr
Distance	47.69		Distance ly	155.56

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
18443+3940	SHJ 277	CD,F	2012	1	0	92.2	11.71	11.20	A8Vn		184420.41+393742.8
18443+3940	SHJ 277	CD,F	2015	3	0	93.3	4.56	12.70	A8Vn	N	184422.78+393645.8

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