18329+3850 STTA171AB

Coord 2000	18329+3850		Discov num	STTA171		Comp	AB		Coord arcsec 2000	18 32 51.48 +38 49 59.8
Date first	1829		Date last	2017		Obs	38
Pa first	316		Pa last	328		P.A. Now (θ)	328°
Sep first	139.3		Sep last	150.1		Sep. Now (ρ)	150.1"
Mag pri	7.02		Mag sec	8.12		delta mag (ΔM)	1.1		Spectral class	F8+G5 (yellow-white/yellow)
Pri motion ra	-007		Sec motion ra	+097
Pri motion dec	-084		Sec motion dec	+072
Notes	N (See Notes)

rPM=1.552 This double is not physical.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		67097	18 32 51 +38 49 60	STTA 171 AB	2017	38	328	150.1	7.02	8.12	1.10		<===
Show		67097	18 32 51 +38 49 60	SLE 200 AC	2015	6	226	68.9	7.02	12.50	5.48
Show		67097	18 32 51 +38 49 60	SLE 200 AD	2015	6	248	93.6	7.02	12.70	5.68
Show		67097	18 32 51 +38 49 60	SLE 200 AE	2015	6	228	111.2	7.02	12.60	5.58
Show		67097	18 32 51 +38 49 60	SLE 200 AF	2015	6	344	134.6	7.02	12.40	5.38
Show		67097	18 32 51 +38 49 60	STTA 171 AG	2017	14	133	80.7	7.02	11.10	4.08
Show		67097	18 32 51 +38 49 60	FYM 41 AH	2015	4	349	74.6	7.02	14.50	7.48
Show		67097	18 32 51 +38 49 60	FYM 41 AI	2015	4	349	81.5	7.02	14.50	7.48
Show		67097	18 32 51 +38 49 60	FYM 41 AJ	2015	4	125	129.9	7.02	15.00	7.98
Show		67097	18 32 51 +38 49 60	FYM 41 AK	2015	4	289	100.5	7.02	14.50	7.48
Show		67097	18 32 51 +38 49 60	FYM 41 AL	2015	4	302	115.2	7.02	14.00	6.98
Show		67097	18 32 51 +38 49 60	FYM 41 AM	2015	4	309	126.0	7.02	14.00	6.98
Show		67093	18 32 44 +38 52 05	FYM 41 BN	2015	7	87	41.9	8.12	13.80	5.68

14-fold system
14 visible stars in this system

Precise pa	327.9		Precise sep	150.1		Constellation	Lyra		SAO	67097
Tycho2	3105-00934-1		Gaia DR2	2108452638780763008		HD	171384

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
18329+3850	STTA171	AB	2002	30	328	150.1	7.02	8.12	F8 G5	N D	183251.48+384959.8
18329+3850	STTA171	AB	2010	31	328	149.2	7.02	8.12	F8 G5	N D	183251.48+384959.8
18329+3850	STTA171	AB	2011	33	329	150.0	7.02	8.12	F8 G5	N D	183251.48+384959.8
18329+3850	STTA171	AB	2012	34	328	150.1	7.02	8.12	F8 G5	N D	183251.48+384959.8
18329+3850	STTA171	AB	2013	36	328	150.1	7.02	8.12	F8 G5	N	183251.48+384959.8
18329+3850	STTA171	AB	2014	37	328	149.9	7.02	8.12	F8+G5	N	183251.48+384959.8
18329+3850	STTA171	AB	2017	38	328	150.1	7.02	8.12	F8+G5	N	183251.48+384959.8

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