19024+6927 STF 2478 (HD 178303)

19^h 02^m 22.60^s +69° 26' 30.4" P.A. 316.00 sep 1.0 mag 9.43,9.52 Sp K0 dist. 88.03 pc (287.15 l.y.)

Coord 2000	19024+6927	Discov num	STF2478	Comp		Coord arcsec 2000	19 02 22.60 +69 26 30.4
Date first	1832	Date last	2016	Obs	37
Pa first	290	Pa last	316.4	P.A. Now (θ)	316.4°
Sep first	1.3	Sep last	0.99	Sep. Now (ρ)	0.99"
Mag pri	9.43	Mag sec	9.52	delta mag (ΔM)	0.09	Spectral class	K0 (yellow-orange)
Pri motion ra	+008	Sec motion ra	+008
Pri motion dec	-024	Sec motion dec	-024
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 178303	Constellation	Draco	SAO	18130	HIP	93490
Tycho2	4435-00444-1	Gaia DR2	2262263560906071040	HD	178303	GC	26247
ADS	12015	BD	BD+69 1022	Distance	88.03	Distance ly	287.15

WDS 19024+6927 STF 2478 (HD 178303) : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
STFA		(F. Struve DD - Appendix list #1)	...................
STFB		(F. Struve DD - Appendix list #2)	...................
StF1833A	Ma -	Struve, F.G.W.	1833MmRAS...5...13H
StF1833A	+Mc	cited by Herschel (MemRAS 5, 13, 1833)
StF1833B	Ma -	Struve, F.G.W.	1833AN.....10..389B
StF1833B		cited by Bessel (AN 10, 389, 1833)
StF1837	Ma -	Struve, F.G.W.	1837AN.....14...249
StF1837		Stellarum duplicium et multiplicium mensurae micrometricae...
StF1837		(Dorpat, Academiae scientiarum caesareae petropolitaneifique), 1837
StF1844A	Ma -	Struve, F.G.W.	1844QB43.S66.......
StF1844A		cited by Smyth (Cycle of Celestial Objects 2, 1844)
StF1852A	Ma -	Struve, F.G.W.	.
StF1852A		cited by Bishop (Bishop Obs. Astron. Observations 1852)
StF1865A	Ma -	Struve, F.G.W.	1865AN.....64...81E
StF1865A		cited by Engelmann (AN 64, 81, #1518, 1865)
StF1875A	Ma -	Struve, F.G.W.	1875AN.....85..323D
StF1875A		cited by Doberck, 1875 (see Dob1875b,f,g,h)
StF1878	Ma -	Struve, F.G.W.	.
StF1878		Pulkova Observations 9, 1878
StF1878B	Ma -	Struve, F.G.W.	1878Obs.....2..239G
StF1878B		cited by Gledhill (Obs 2, 239, 1878)
StF1880A	Ma -	Struve, F.G.W.	1880Obs.....3..535G
StF1880A		cited by Gledhill (Obs 3, 535, 1880)
StF1906A	Ma -	Struve, F.G.W.	1906QB821.B972.....
StF1906A		cited in BDS (Burnham Double Star Cat.), 1906
StF1906B	Ma -	Struve, F.G.W.	1906MmRAS..56....1L
StF1906B		cited by Lewis (MemRAS 56, 1, 1906)
StF1922A	Ma -	Struve, F.G.W.	1922AN....216...49R
StF1922A		cited by Rabe (AN 216, 49, 1922)
StF1932A	Ma -	Struve, F.G.W.	1932QB821.A43......
StF1932A		cited in ADS (Aitken Double Star Cat.), 1932
StF2002	- -	Weis, J.
StF2002		F. G. W. Struve's double stars : the Dorpat catalogue; the Pulkovo catalogue
StF2002		USNO Library : QB 821 .S8 W49 2002
StF2022	- -	email note from Jan Weis: 6 July 2022
StF9999	Ma -	Struve, F.G.W.	...................
StF9999		Unpublished, manuscript or reference not found.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19024+6927	STF2478		2005	30	313	1.0	9.43	9.52	K0	D	190222.60+692630.4
19024+6927	STF2478		2006	31	314	1.0	9.43	9.52	K0	D	190222.60+692630.4
19024+6927	STF2478		2008	32	313	0.9	9.43	9.52	K0	D	190222.60+692630.4
19024+6927	STF2478		2011	33	316	0.9	9.43	9.52	K0		190222.60+692630.4
19024+6927	STF2478		2016	34	316	1.0	9.43	9.52	K0		190222.60+692630.4

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

WDS 19024+6927 STF 2478 (HD 178303) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 19024+6927 STF 2478 (HD 178303) : MEASURES

No records found.

WDS 19024+6927 (HD 178303) : VIRTUAL EYEPIECE

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

WDS 19024+6927 (HD 178303) : ALADIN DSS IMAGE @ 19^h 02^m 22.60^s +69° 26' 30.4"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 19024+6927 STF 2478 (HD 178303) : 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		19024+6927	STF2478		316	1.0
Show		19050+6928	LDS1899		250	3.2	28
Show		19083+6928	DAM 136		112	9.2	32
Show		18562+6952	TDS 954		309	0.9	41
Show		18549+6911	WFC 215		254	3.8	43
Show		19123+6928	TDT1292		59	2.4	53
Show		19112+6952	MLR 92		30	0.4	53
Show		18497+6930	MLR 96		267	1.7	67
Show		18484+6908	WFC 254		218	13.3	77
Show		19126+6829	LDS2431		148	9.4	80
Show		18488+6853	LDS2421		274	34.6	80
Show		18535+7036	A 1172		261	6.8	83
Show		18473+7004	KPP1662		151	12.8	87
Show		18463+6909	SKF2739		227	6.8	87
Show		19147+6830	TDT1314		50	0.5	88
Show		19079+6756	MLB1082		39	12.9	96
Show		18457+6849	TDT1039		329	0.4	97
Show		18551+6757	LDS2424		354	13.3	98
Show		19203+6955	YSC 68		247	0.6	98
Show		19217+6956	ELD 1		75	5.8	105
Show		19106+6749	LDS2430	AB	38	18.6	107
Show		19106+6749	DAM1456	AC	19	8.8	107
Show		19014+6737	UC 3764		311	35.3	110
Show		19170+6808	MLR 88		210	0.6	112
Show		19143+6754	STF2508		116	17.7	113
Show		18440+6830	CTI 134		326	6.8	115
Show		19153+6750	HAU 3		237	6.6	119
Show	Altais	19126+6740	BUP 186	AB	341	80.4	121
Show	Altais	19126+6740	BUP 186	AC	21	131.2	121
Show		19220+7037	HDS2741		15	0.2	123
Show		18484+7115	TDT1061		216	0.6	130
Show		19222+7051	UC 245		173	53.8	132
Show		19168+6742	STF2514	AB	349	24.0	132
Show		19168+6742	STF2514	AC	255	138.9	132
Show		19146+6733	MLB 356		20	4.1	133
Show		19067+6716	LDS2760		220	23.5	133
Show		18581+6716	MLB 414		140	2.0	133
Show		19070+7143	TDT1228		225	0.9	139
Show		19212+7111	UC 3898		317	25.5	142
Show		19173+6731	UC 3877		356	32.5	142
Show		19022+6702	LDS2427		88	3.0	145
Show		19121+7142	LDS1901		146	7.7	146
Show		19082+7149	CRB 206		51	12.6	146
Show		18543+6706	MLB 287		314	7.4	148
Show		18543+6705	MLB1080		6	10.0	149
Show		19078+6658	UC 3809		108	62.4	152
Show		18441+7129	LDS1891		98	3.2	153
Show		19106+6700	MLB 288		288	3.9	154
Show		19141+6707	HDS2722		25	0.1	154
Show		19071+7204	STT 369		4	0.7	160
Show		19107+6646	TDS 975		275	1.0	167

WDS 19024+6927 : COMPONENTS

	A
B	pa=341.5° sep=0.76"

19024+6927 A

Componente originario normalizzato	AB	Name	HD 178303	Coord arcsec 2000	190222.60+692630.4	Mag	9.43
Spectral class	K0 (yellow-orange)	PmRA	8.00	PmDE	-24.0	SAO	18130
HIP	93490	Tycho2	4435-00444-1	HD	178303	GC	26247
ADS	12015	BD	BD+69 1022

Tycho2

Tycho2	4435-00444-1	Pflag	P	RAmdeg	285.59417775	DEmdeg	69.44177840
PmRA	8.0	PmDE	-24.2	E RAmdeg	13	E DEmdeg	14
E pmRA	1.8	E pmDE	1.8	EpRAm	1991.01	EpDEm	1990.87
Num	5	Q RAmdeg	0.6	Q DEmdeg	0.9	Q pmRA	0.6
Q pmDE	0.9	BTmag	10.086	E BTmag	0.026	VTmag	9.430
E VTmag	0.019	Prox	10	TYC	T	HIP	93490
CCDM	A	RAdeg	285.59440639	DEdeg	69.44174417	EpRA 1990	1.73
EpDE 1990	1.70	E RAdeg	12.7	E DEdeg	13.4	Posflg	D
Corr	-0.1

SAO

SAO	18130	DelFlag		RA1950		PmRA1950	0.0004
DE1950		PmDE1950	-0.03	Vmag	8.8	SpType	K0
Double code		Source	70	CatNum	26247	DM	BD+69 1022
DMcomp		BDsup		HD	178303	M HD	0
GC	26247	RA1950rad	4.98582253	DE1950rad	1.21068276	PmRA2000	0.0014
PmDE2000	-0.032

Hipparcos

Catalog	H	HIP	93490	Proxy	H	RAhms	19 02 22.66
DEdms	+69 26 30.3	Vmag	8.7	VarFlag		R Vmag	H
RAdeg	285.594	DEdeg	69.4417	AstroRef	A	Plx	12.18
CCDM	19024+6927	N CCDM	I	Nsys	1	Ncomp	2
MultFlag	C	Source		Qual	A	M HIP	AB
Theta	311	Rho	1.003	HD	178303	BD	BD+69 1022
CD		CP		Dm number	+69 1022	VIred	0.72
SpType	K0	R SpType		Coord arcsec 2000	190222.66+692630.3

Hipparcos 2

HIP	93490	Sn	15	So	3	Nc	2
RArad	4.9845629294	DErad	1.211987111	Plx	11.36	PmRA	0.55
PmDE	-20.78	E RArad	0.97	E DErad	0.97	E Plx	0.91
E pmRA	1.45	E pmDE	1.25	Hpmag	8.8242	E Hpmag	0.0021
SHp	0.014	VA	0	BV	0.575	E BV	0.022
VI	0.65

CCDM

Ccdm	19024+6927	RComp		Comp	A	Note1
Note2		Discov num		DRAs	-1.38	DDEs	-29.8
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	9.6	Sp	K0	PmNote	*
PmRA	5	PmDE	-26	Dm number	+69 1022	Cat1	BD
Name2	+69 793	Cat2	AGK2/3	HD	178303	M HD
ADS BDS	A12015	M ADS BDS		N IDS		IDS	19030N6918A
HIC	93490

19024+6927 B

Componente originario normalizzato	AB	Coord arcsec 2000	190222.55+692631.1	Mag	9.52	PmRA	8.00
PmDE	-24.0	HIP	93490	Tycho2	4435-00444-2	Calc delta mag	0.09
Calc coord	yes

Tycho2

Tycho2	4435-00444-2	Pflag	P	RAmdeg	285.59417775	DEmdeg	69.44177840
PmRA	8.0	PmDE	-24.2	E RAmdeg	13	E DEmdeg	14
E pmRA	1.8	E pmDE	1.8	EpRAm	1991.01	EpDEm	1990.87
Num	5	Q RAmdeg	0.6	Q DEmdeg	0.9	Q pmRA	0.6
Q pmDE	0.9	BTmag	10.130	E BTmag	0.026	VTmag	9.521
E VTmag	0.021	Prox	10	TYC	T	HIP	93490
CCDM	B	RAdeg	285.59382278	DEdeg	69.44193056	EpRA 1990	1.71
EpDE 1990	1.70	E RAdeg	13.2	E DEdeg	13.8	Posflg	D
Corr	-0.1

Hipparcos

Catalog	H	HIP	93490	Proxy	H	RAhms	19 02 22.66
DEdms	+69 26 30.3	Vmag	8.7	VarFlag		R Vmag	H
RAdeg	285.594	DEdeg	69.4417	AstroRef	A	Plx	12.18
CCDM	19024+6927	N CCDM	I	Nsys	1	Ncomp	2
MultFlag	C	Source		Qual	A	M HIP	AB
Theta	311	Rho	1.003	HD	178303	BD	BD+69 1022
CD		CP		Dm number	+69 1022	VIred	0.72
SpType	K0	R SpType		Coord arcsec 2000	190222.66+692630.3

Hipparcos 2

HIP	93490	Sn	15	So	3	Nc	2
RArad	4.9845629294	DErad	1.211987111	Plx	11.36	PmRA	0.55
PmDE	-20.78	E RArad	0.97	E DErad	0.97	E Plx	0.91
E pmRA	1.45	E pmDE	1.25	Hpmag	8.8242	E Hpmag	0.0021
SHp	0.014	VA	0	BV	0.575	E BV	0.022
VI	0.65

CCDM

Ccdm	19024+6927	RComp		Comp	B	Note1
Note2		Discov num	STF2478	DRAs		DDEs
R dRAs		Year	1955	Theta	305	Rho	1.1
Obs	13	Vmag	9.6	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS	A12015	M ADS BDS		N IDS		IDS	19030N6918B
HIC	93490