16528+5048 LDS 4700

16^h 52^m 48.05^s +50° 48' 06.0" P.A. 243.00 sep 11.6 mag 14.70,16.90

Coord 2000	16528+5048	Discov num	LDS4700	Comp		Coord arcsec 2000	16 52 48.05 +50 48 06.0
Date first	1960	Date last	2015	Obs	10
Pa first	240	Pa last	243	P.A. Now (θ)	243°
Sep first	11.5	Sep last	11.625	Sep. Now (ρ)	11.625"
Mag pri	14.70	Mag sec	16.90	delta mag (ΔM)	2.2	Spectral class
Pri motion ra	-167	Sec motion ra
Pri motion dec	-030	Sec motion dec
Notes	N (See Notes)

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Hercules

Gaia DR2

1412731055665392384

WDS 16528+5048 LDS 4700 : NOTES

discov_num	notes	refcode
LDS 4700	Probable match to Luyten's pair gives theta value ~240 deg rather than	Luy1978
	than his value of 290. His value has been changed, on the assumption
	it was a typographical error.

REFERENCES

refcode	metd	author	reference
Luy1978	Po -	Luyten, W.J.	1978PMMin..50....1L
Luy1978		Univ. Minnesota Proper Motion Survey #50, 1978
Luy1978		(LDS3114-5174; see note to Luy1969 regarding dates)

DISCOVERER

idgroup	discov	author
1	LDS	Luyten p.m. catalog (from additional DD list)

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
16528+5048	LDS4700		1998	2	243	11.7	14.70	16.90		D	165248.05+504806.0
16528+5048	LDS4700		2003	3	243	11.7	14.70	16.90		N D	165248.05+504806.0
16528+5048	LDS4700		2010	4	242	11.2	14.70	16.90		N	165248.05+504806.0
16528+5048	LDS4700		2015	5	243	11.6	14.70	16.90		N	165248.05+504806.0

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WDS 16528+5048 LDS 4700 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 16528+5048 LDS 4700 : MEASURES

No records found.

WDS 16528+5048 : VIRTUAL EYEPIECE

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WDS 16528+5048 : ALADIN DSS IMAGE @ 16^h 52^m 48.05^s +50° 48' 06.0"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 16528+5048 LDS 4700 : NEIGHBORHOODS

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Pass over with the mouse cursor to display the catalog designation.

Show	name	coord_2000	discov#	comp	pa	sep	dist(')
Show		16528+5048	LDS4700		243	11.6
Show		16518+5103	ES 971	AB	43	45.7	17
Show		16518+5103	ES 971	BC	231	2.2	17
Show		16547+5052	GRV1223		64	18.2	19
Show		16561+5044	LDS4708	AB	288	276.2	32
Show		16561+5044	LDS4708	Aa,Ab	195	3.1	32
Show		16495+5124	CVR1675		204	3.6	48
Show		16566+5127	ES 2654		282	37.0	53
Show		16555+5141	ES 972		106	2.1	59
Show		16463+5034	CVR1673		321	3.2	63
Show		16461+5021	SKF 244		146	65.9	70
Show		17002+5041	BEM 24		196	32.4	71
Show		16573+4950	COU1771		244	1.8	73
Show		16549+5158	A 1870		231	2.2	73
Show		16454+5027	ES 2653		289	11.1	73
Show		16461+5012	ES 969		238	2.8	74
Show		16599+5125	TDT 170		173	0.8	77
Show		16581+5148	STF2117		92	1.4	78
Show		16450+5125	SLE 15		320	22.8	83
Show		16440+5036	ES 76	AB	45	2.6	85
Show		16440+5036	ES 76	AC	204	43.8	85
Show		16576+4935	COU1772		89	0.3	87
Show		16437+5040	STF2100	AB	294	23.2	87
Show		16589+4943	CBL 512		54	23.2	88
Show		16460+4948	COU1770		201	2.2	88
Show		17022+5103	JNN 112		61	0.7	91
Show		16580+4931	CVR1684		169	4.0	92
Show		16438+5133	HU 664		303	0.5	96
Show		16473+5218	ES 970		302	3.5	104
Show		17009+4929	BEM 25		28	24.1	111
Show		16571+4903	BEM 23		21	24.8	114
Show		17053+5058	STE 13	AB	297	5.0	119
Show		17053+5058	LNA 10	Aa,Ab	7	0.1	119
Show		16408+5014	ES 632		104	2.2	120
Show		16413+5138	TDT 33		233	0.9	120
Show		17053+5112	KPP4023	AB	106	1.8	121
Show		16535+4848	CVR 848		65	28.0	121
Show		16525+5250	TDS 840		305	1.0	123
Show		16458+4901	CVR1672		90	3.1	127
Show		16554+5252	BEM9022	AB	273	12.1	127
Show		16554+5252	DAM 260	AC	203	6.2	127
Show		17061+5021	TDT 213		74	0.4	130
Show		16390+5040	CVR1669		23	4.8	132
Show		16383+5040	CVR 189		270	15.4	138
Show		16503+5305	TDT 108		354	2.0	139
Show		16535+4829	SLW1198		78	49.6	140
Show		16476+5303	VVO 15		309	9.0	144
Show		17075+5126	COU1921		285	0.5	144
Show		16422+5236	BEM 22		105	7.5	146
Show		17083+5051	CHR 60	Aa,Ab	10	0.2	147
Show		17083+5051	ES 77	AB	279	18.6	147

WDS 16528+5048 : COMPONENTS

	A
B	pa=231.1° sep=8.41"

16528+5048 A

Componente originario normalizzato	AB		Coord arcsec 2000	165248.05+504806.0		Mag	14.7		PmRA	-167.00
PmDE	-30.0

16528+5048 B

Componente originario normalizzato	AB		Coord arcsec 2000	165247.36+504800.7		Mag	16.9		Calc delta mag	2.2
Calc coord	yes