17302+4955 BVD 252

17^h 30^m 13.34^s +49° 55' 00.4" P.A. 284.00 sep 21.7 mag 11.10,16.10 Sp K4 dist. 234.74 pc (765.72 l.y.)

Coord 2000	17302+4955	Discov num	BVD 252	Comp		Coord arcsec 2000	17 30 13.34 +49 55 00.4
Date first	1998	Date last	2016	Obs	11
Pa first	284	Pa last	283.8	P.A. Now (θ)	283.8°
Sep first	21.7	Sep last	21.652	Sep. Now (ρ)	21.652"
Mag pri	11.10	Mag sec	16.10	delta mag (ΔM)	5	Spectral class	K4 (yellow-orange)
Pri motion ra	-017	Sec motion ra	-018
Pri motion dec	+093	Sec motion dec	+097
Notes	V (Proper motion indicates physical)

rPM=0.042 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation	Hercules	SAO	244796	HIP	85656	Tycho2	3517-01035-1
Gaia DR2	1366531776089299968	CD	CD-5110925	CP	CP-5110397	Distance	234.74
Distance ly	765.72

WDS 17302+4955 BVD 252 : NOTES

No records found.

DISCOVERER

discov	author
BVD	Benavides, R.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	dm_number	notes	coord_arcsec_2000
17302+4955	BVD 252		1998	1	284	21.7	11.10	16.10			V	173013.34+495500.4
17302+4955	BVD 252		2003	2	284	21.7	11.10	16.10	K4		V	173013.34+495500.4
17302+4955	BVD 252		2010	3	284	21.6	11.10	16.10	K4		V	173013.34+495500.4
17302+4955	BVD 252		2015	4	284	21.7	11.10	16.10	K4		V	173013.34+495500.4
17302+4955	BVD 252		2016	11	284	21.7	11.10	16.10	K4		V	173013.34+495500.4

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

WDS 17302+4955 BVD 252 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 17302+4955 BVD 252 : MEASURES

No records found.

WDS 17302+4955 : VIRTUAL EYEPIECE

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WDS 17302+4955 : ALADIN DSS IMAGE @ 17^h 30^m 13.34^s +49° 55' 00.4"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 17302+4955 BVD 252 : 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		17302+4955	BVD 252		284	21.7	0
Show		17316+4943	FOX 202		237	55.4	18
Show		17321+5025	CRC 24		23	12.5	36
Show		17337+4942	HU 1282		142	0.6	37
Show		17344+5022	COU2113		109	0.8	49
Show		17308+4905	KPP3317		74	1.1	51
Show		17312+4903	COU1778		196	0.4	53
Show		17253+4929	BVD 250		39	20.6	55
Show		17344+4913	HU 923		107	1.0	59
Show		17290+5052	STF2180		260	3.0	59
Show		17244+4931	STF2167		207	21.5	62
Show		17237+5007	SHN 36		278	0.4	64
Show		17230+4953	BVD 249		108	14.2	70
Show		17347+4858	CLZ 72		145	55.4	72
Show		17374+5014	ES 973		242	8.1	72
Show		17353+5057	CVR1704		181	3.5	80
Show		17337+4840	KPP4042		301	1.7	83
Show		17374+5040	ES 2661	AB	103	58.5	83
Show		17374+5040	ES 2661	BC	18	14.9	84
Show		17286+5122	HDS2468		97	0.3	89
Show		17387+4923	BEM 28		359	3.2	90
Show		17284+4822	ES 1091		309	6.5	95
Show		17255+5130	HU 672		58	4.2	105
Show		17366+4827	COU1922		79	0.4	108
Show		17403+5047	COU2114		4	0.4	110
Show		17193+4917	HU 670		8	0.1	113
Show		17415+4924	WIS 321	AB	346	999.9	114
Show		17182+4952	HU 669		263	0.9	116
Show		17375+5132	CBL 70		93	14.7	119
Show		17349+4803	HDS2482		0	0.2	122
Show		17271+5153	BLL 30		105	124.8	122
Show		17313+4751	COU1779		221	1.6	124
Show		17328+4753	STF2189	AB	97	20.9	125
Show		17328+4753	STF2189	AC	358	65.7	125
Show		17179+4918	STF2153		244	1.6	126
Show		17278+5200	UC 3346		338	6.5	128
Show		17422+4900	STF2210		122	3.3	129
Show		17208+4825	RAO 369		160	0.6	130
Show		17164+4934	UC 3313		276	41.8	136
Show		17304+5218	FYM 654	CD	298	10.7	142
Show		17448+5016	NSN 696		179	1.1	142
Show		17449+5003	TDT 485		328	0.8	143
Show		17353+5210	ES 635		243	5.9	143
Show	Rastaban	17304+5218	BU 1090	AB	17	4.6	144
Show	Rastaban	17304+5218	BU 1090	AC	156	118.7	144
Show		17315+5222	BEM9023		52	15.5	148
Show		17323+5223	FYM 652		353	5.2	150
Show		17303+4724	HLA 1		299	2.7	151
Show		17459+5011	STF2229		340	6.7	152
Show		17433+5121	BEM9015		265	13.0	152
Show		17199+4802	UC 3326		285	32.4	152

WDS 17302+4955 : COMPONENTS

	A
B	pa=283.8° sep=21.65"

17302+4955 A

Coord arcsec 2000	173013.34+495500.4	Mag	11.1	Spectral class	K4 (yellow-orange)	PmRA	-17.00
PmDE	93.0	SAO	244796	HIP	85656	Tycho2	3517-01035-1
CD	CD-5110925	CP	CP-5110397

Tycho2

Tycho2	3517-01035-1	Pflag		RAmdeg	262.55563961	DEmdeg	49.91684667
PmRA	-15.5	PmDE	95.6	E RAmdeg	31	E DEmdeg	39
E pmRA	2.4	E pmDE	2.2	EpRAm	1986.00	EpDEm	1984.66
Num	6	Q RAmdeg	0.6	Q DEmdeg	1.6	Q pmRA	0.6
Q pmDE	1.5	BTmag	12.647	E BTmag	0.221	VTmag	11.090
E VTmag	0.075	Prox	999	TYC		HIP
CCDM		RAdeg	262.55569694	DEdeg	49.91665694	EpRA 1990	1.68
EpDE 1990	1.67	E RAdeg	53.9	E DEdeg	61.7	Posflg
Corr	0.0

SAO

SAO	244796	DelFlag		RA1950		PmRA1950	-0.0004
DE1950		PmDE1950	0.009	Vmag	8.2	SpType	A0
Double code		Source	42	CatNum	6874	DM	CP-5110397
DMcomp		BDsup		HD	158145	M HD	0
GC		RA1950rad	4.56555897	DE1950rad	-0.90650353	PmRA2000	-0.0007
PmDE2000	0.008

Hipparcos

Catalog	H	HIP	85656	Proxy	H	RAhms	17 30 19.41
DEdms	-51 58 38.9	Vmag	8.11	VarFlag		R Vmag	H
RAdeg	262.581	DEdeg	-51.9775	AstroRef	B	Plx	5.23
CCDM	-0.20	N CCDM	I	Nsys	1	Ncomp	2
MultFlag	C	Source		Qual	A	M HIP	BA
Theta	159	Rho	0.445	HD		BD
CD	CD-5110925	CP	CP-5110397	Dm number	-5110925	VIred	0.03
SpType	B9.5V	R SpType		Coord arcsec 2000	173019.41-515838.9

Hipparcos 2

HIP	85656	Sn	15	So	3	Nc	2
RArad	4.5829007461	DErad	-0.9071778515	Plx	4.26	PmRA	1.87
PmDE	-13.94	E RArad	1.25	E DErad	1.09	E Plx	1.4
E pmRA	1.58	E pmDE	1.13	Hpmag		E Hpmag	0.0013
SHp	0.015	VA	0	BV	0.035	E BV	0.015
VI	0.05

17302+4955 B

Coord arcsec 2000	173011.16+495505.6		Mag	16.1		PmRA	-18.00		PmDE	97.0
Delta magnitude	5		Coordinate calculated	yes