19218+7708 HDS 2740

19^h 21^m 45.04^s +77° 07' 41.6" P.A. 21.00 sep 0.3 mag 9.78,13.01 Sp K0 dist. 56.75 pc (185.12 l.y.)

Coord 2000	19218+7708	Discov num	HDS2740	Comp		Coord arcsec 2000	19 21 45.04 +77 07 41.6
Date first	1991	Date last	2011	Obs	8
Pa first	349	Pa last	21.1	P.A. Now (θ)	21.1°
Sep first	0.5	Sep last	0.274	Sep. Now (ρ)	0.274"
Mag pri	9.78	Mag sec	13.01	delta mag (ΔM)	3.23	Spectral class	K0 (yellow-orange)
Pri motion ra	+137	Sec motion ra
Pri motion dec	+385	Sec motion dec
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation	Draco		SAO	9407		HIP	95178		Tycho2	4588-01023-1
HD	183678		BD	BD+76 735		Distance	56.75		Distance ly	185.12

WDS 19218+7708 HDS 2740 : NOTES

discov_num	notes	refcode
HDS2740	Rectilinear solutions by Cvetkovic (2015)	Cve2015b
	and Cvetkovic et al. (2016).	Cve2016b

REFERENCES

refcode	metd	author	reference
Cve2015b	orb -	Cvetkovic, Z.	2015IAUDS.187....1C
Cve2015b	+lin	Inf. Circ. 187, 1, 2015
Cve2016b	orb -	Cvetkovic, Z., Pavlovic, R. & Ninkovic, S.	2016AJ....151...83C
Cve2016b	+lin	AJ 151, 83, 2016

DISCOVERER

idgroup	discov	author
1	HDS	Hipparcos Double Star (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
19218+7708	HDS2740		1999	2	356	0.4	9.78	13.01	K0	D	192144.70+770738.2
19218+7708	HDS2740		2004	3	2	0.3	9.78	13.01	K0	D	192144.70+770738.2
19218+7708	HDS2740		2007	5	10	0.3	9.78	13.01	K0	D	192144.70+770738.2
19218+7708	HDS2740		2008	6	14	0.2	9.78	13.01	K0	D	192144.70+770738.2
19218+7708	HDS2740		2011	8	21	0.3	9.78	13.01	K0		192145.04+770741.6

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

WDS 19218+7708 HDS 2740 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 19218+7708 HDS 2740 : MEASURES

No records found.

WDS 19218+7708 : VIRTUAL EYEPIECE

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

WDS 19218+7708 : ALADIN DSS IMAGE @ 19^h 21^m 45.04^s +77° 07' 41.6"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 19218+7708 HDS 2740 : NEIGHBORHOODS

Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

Show	name	coord_2000	discov#	comp	pa	sep	dist(')
Show		19218+7708	HDS2740		21	0.3	1
Show		19223+7716	LOC 406		354	1.8	9
Show		19189+7648	HDS2732		82	0.8	23
Show		19165+7725	TDT1339	AB	166	0.6	25
Show		19180+7643	LOC 398		104	19.3	28
Show		19106+7732	LOC 399		94	1.4	45
Show		19370+7725	MLR 223		233	0.6	54
Show		19335+7631	UC 3975		95	14.9	55
Show		19099+7750	LDS1900		300	72.4	59
Show		19367+7740	SLW1224		51	97.5	59
Show		19392+7634	STF2592		297	0.8	69
Show		19295+7816	STF2571	AB	19	11.4	73
Show		19295+7816	GUI 23	AC	132	50.1	73
Show		19295+7816	GUI 23	AD	54	201.4	73
Show		19391+7625	MLR 224		288	0.2	74
Show		19295+7816	GUI 23	DE	32	35.5	76
Show		19399+7623	MLR 225		246	0.3	77
Show		19068+7609	LOC 397		98	1.1	79
Show		19398+7553	LDS1913		327	3.1	99
Show		19208+7528	TDT1389		235	1.4	101
Show		19166+7848	LOC 401		134	7.8	102
Show		19351+7847	LDS1912		260	29.3	107
Show		19023+7834	LDS1898		345	112.0	107
Show		19329+7520	HDS2776		92	0.4	115
Show		19071+7854	LOC 400		95	1.9	116
Show		19320+7917	LOC 408		168	12.8	133
Show		19310+7919	LOC 407		136	2.6	134
Show		19348+7501	STF2575		33	7.6	136
Show		19061+7501	TDT1222		163	2.0	139
Show		19148+7929	SLW1223		145	14.0	143
Show		19164+7931	MLR 219		23	0.4	145
Show		19090+7933	UC 3822		283	46.8	150
Show		19127+7439	UC 3846		116	7.2	153
Show		19239+7944	LDS1906		128	98.5	158
Show		19127+7948	LDS1902		79	4.1	164
Show		19049+7945	HDS2706		281	3.6	166
Show		19235+7419	TDT1415		70	0.5	169
Show		19352+7423	MLR 222	AB	197	7.5	173
Show		19352+7423	MLR 222	AC	215	22.6	173
Show		19352+7423	MLR 222	AD	217	42.1	173
Show		19201+7402	TDT1378		150	2.2	187
Show		19136+8012	LDS1903		68	9.4	187
Show		19277+8014	LOC 411		39	4.7	188
Show		19270+7354	YSC 160		287	1.1	195
Show		19046+8017	TDT1212		282	2.2	196
Show		19192+8033	LOC 402		183	24.4	206
Show		19406+8033	LOC 425		278	7.4	213
Show		19163+8042	TDT1334		236	1.1	215
Show		19310+7328	GRO 1		235	3.2	223
Show		19323+7323	LDS1910		214	16.8	227
Show		19270+7322	STF2550	AB	251	1.9	227

WDS 19218+7708 : COMPONENTS

	A
B	pa=4.9° sep=0.26"

19218+7708 A

Componente originario normalizzato	AB	Coord arcsec 2000	192145.04+770741.6	Mag	9.78	Spectral class	K0 (yellow-orange)
PmRA	137.00	PmDE	385.0	SAO	9407	HIP	95178
Tycho2	4588-01023-1	HD	183678	BD	BD+76 735

Tycho2

Tycho2	4588-01023-1	Pflag		RAmdeg	290.43777540	DEmdeg	77.12819090
PmRA	140.7	PmDE	373.8	E RAmdeg	19	E DEmdeg	18
E pmRA	1.5	E pmDE	1.6	EpRAm	1988.71	EpDEm	1988.99
Num	6	Q RAmdeg	1.3	Q DEmdeg	1.5	Q pmRA	1.4
Q pmDE	1.5	BTmag	10.830	E BTmag	0.047	VTmag	9.645
E VTmag	0.026	Prox	999	TYC	T	HIP	95178
CCDM	AB	RAdeg	290.43631667	DEdeg	77.12733444	EpRA 1990	1.77
EpDE 1990	1.76	E RAdeg	20.6	E DEdeg	19.9	Posflg
Corr	-0.1

SAO

SAO	9407	DelFlag		RA1950		PmRA1950	0.0379
DE1950		PmDE1950	0.38	Vmag	9.3	SpType	K0
Double code		Source	1	CatNum	541	DM	BD+76 735
DMcomp		BDsup		HD	183678	M HD	0
GC		RA1950rad	5.0775475	DE1950rad	1.34433529	PmRA2000	0.037
PmDE2000	0.381

Hipparcos

Catalog	H	HIP	95178	Proxy	H	RAhms	19 21 44.70
DEdms	+77 07 38.2	Vmag	9.58	VarFlag		R Vmag	H
RAdeg	290.436	DEdeg	77.1273	AstroRef	A	Plx	19.67
CCDM	19218+7708	N CCDM	H	Nsys	1	Ncomp	2
MultFlag	C	Source		Qual	C	M HIP	AB
Theta	349	Rho	0.531	HD	183678	BD	BD+76 735
CD		CP		Dm number	+76 735	VIred	1.1
SpType	K0	R SpType		Coord arcsec 2000	192144.70+770738.2

Hipparcos 2

HIP	95178	Sn	15	So	3	Nc	2
RArad	5.069068538	DErad	1.346124944	Plx	17.62	PmRA	137.09
PmDE	384.31	E RArad	0.94	E DErad	0.89	E Plx	0.99
E pmRA	1.12	E pmDE	1.24	Hpmag	9.7211	E Hpmag	0.0023
SHp	0.023	VA	0	BV	0.924	E BV	0.046
VI	0.97

CCDM

Ccdm	19218+7708	RComp		Comp	A	Note1
Note2		Discov num		DRAs	-2.95	DDEs	-18.4
R dRAs	82	Year		Theta		Rho
Obs	2	Vmag	9.8	Sp	K0	PmNote	*
PmRA	137	PmDE	385	Dm number	+76 735	Cat1	BD
Name2	+77 541	Cat2	AGK2/3	HD	183678	M HD
ADS BDS		M ADS BDS		N IDS		IDS
HIC	95178

19218+7708 B

Componente originario normalizzato	AB		Coord arcsec 2000	192145.05+770741.9		Mag	13.01		Calc delta mag	3.23
Calc coord	yes

CCDM

Ccdm	19218+7708	RComp		Comp	B	Note1
Note2		Discov num	HDS	DRAs	-2.97	DDEs	-17.9
R dRAs	82	Year	1991	Theta	349	Rho	0.5
Obs	1	Vmag	13.0	Sp		PmNote	*
PmRA	137	PmDE	385	Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS
HIC	95178