19452+2055 WAL 119 AC

19^h 45^m 12.27^s +20° 54' 50.3" P.A. 269.00 sep 40.2 mag 8.43,11.28 Sp K0

Coord 2000	19452+2055	Discov num	WAL 119	Comp	AC	Coord arcsec 2000	19 45 12.27 +20 54 50.3
Date first	1896	Date last	2015	Obs	11
Pa first	270	Pa last	269	P.A. Now (θ)	269°
Sep first	44.3	Sep last	40.162	Sep. Now (ρ)	40.162"
Mag pri	8.43	Mag sec	11.28	delta mag (ΔM)	2.85	Spectral class	K0 (yellow-orange)
Pri motion ra	-003	Sec motion ra	+031
Pri motion dec	-001	Sec motion dec	-004
Notes

rPM=1.092

This double is not physical.

19452+2055 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	HD 344955	87662	19 45 12 +20 54 50	STF 2577 AB	2020	39	262	6.1	8.43	9.56	1.13
Show		87662	19 45 12 +20 54 50	WAL 119 AC	2015	11	269	40.2	8.43	11.28	2.85		<===

Triple system
3 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation	Vulpecula		SAO	87662		Tycho2	1627-03095-1		Gaia DR2	1825854339185891200
HD	344955

WDS 19452+2055 WAL 119 AC : 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.
Wal1934	Ma j	Wallenquist, A.	1934AnBos...6....3W
Wal1934		Ann. Bosscha Obs. Lembang 6, Pt.2, 1934
Wal1944a	Zw -	Wallenquist, A.	1954MeUpp...85.....
Wal1944a		Medd. Uppsala Obs. #85, 1944
Wal1944a		(Visual measures with wedge photometer attached to 14-inch refractor. No dates
Wal1944a		given for measures; default date = decade of publication added.)
Wal1944b	Zw -	Wallenquist, A.	1954MeUpp...87.....
Wal1944b		Medd. Uppsala Obs. #87, 1944
Wal1944b		(Visual measures with wedge photometer attached to 14-inch refractor. No dates
Wal1944b		given for measures; default date = decade of publication added.)
Wal1947	Zw -	Wallenquist, A.	1947UppAn...2....2W
Wal1947		Ann. Uppsala Astron. Obs. 2, No.2, 1947
Wal1947		(A catalogue containing results of the two prior series, plus additional measures
Wal1947		with the 14-inch refractor and wedge photometer)
Wal1948	Zw -	Wallenquist, A.	1948UppAn...2....3W
Wal1948		Ann. Uppsala Astron Obs. 2, #3, 1948
Wal1948		(Visual measures of southern double stars made with 17-inch refractor of La Plata
Wal1948		and wedge photometer. No dates listed; default date = decade of publication added)
Wal1950	Zd -	Wallenquist, A.	1950MeUpp..103.....
Wal1950		Medd. Uppsala Obs. #103, 1950
Wal1954	Zw -	Wallenquist, A.	1954UppAn...4Q....W
Wal1954		Ann. Uppsala Astron Obs. 4, #2, 1954
Wal1954		("General Catalogue of Differences in Magnitude of Double Stars". Weighted mean
Wal1954		values from numerous sources)
Wal1958	Zw -	Wallenquist, A.	1958MeUpp..118.....
Wal1958		Medd. Uppsala Obs. #118, 1958

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19452+2055	WAL 119	AC	1944	1	280	60.0	8.43	11.28	K0		194512.27+205450.3
19452+2055	WAL 119	AC	2000	4	269	40.7	8.43	11.28	K0		194512.27+205450.3
19452+2055	WAL 119	AC	2001	5	269	40.7	8.43	11.28	K0	D	194512.27+205450.3
19452+2055	WAL 119	AC	2013	6	269	40.2	8.43	11.28	K0		194512.27+205450.3
19452+2055	WAL 119	AC	2015	7	269	40.2	8.43	11.28	K0		194512.27+205450.3

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

WDS 19452+2055 WAL 119 AC : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 19452+2055 WAL 119 AC : MEASURES

No records found.

WDS 19452+2055 : 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 19452+2055 : ALADIN DSS IMAGE @ 19^h 45^m 12.27^s +20° 54' 50.3"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 19452+2055 WAL 119 AC : 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		19452+2055	STF2577	AB	262	6.1
Show		19452+2055	WAL 119	AC	269	40.2
Show		19454+2108	COU 823		97	5.6	14
Show		19460+2033	BRT2457		231	2.6	26
Show		19437+2111	J 816		331	3.0	26
Show		19453+2023	J 817		113	2.6	33
Show		19423+2104	TDT1657		226	2.4	43
Show		19457+2143	TDT1716		141	0.5	49
Show		19487+2048	KU 124		284	49.6	49
Show		19484+2031	J 3008		7	5.7	53
Show		19420+2014	LIT 32		4	5.1	61
Show		19485+1958	J 1865		22	6.3	74
Show		19411+2008	GRV 268		28	31.9	74
Show		19505+2030	J 3018		164	6.9	75
Show		19491+1956	J 2285	AB	35	8.4	79
Show		19491+1956	FYM 262	AC	142	12.6	79
Show		19490+1956	J 2283		351	10.4	80
Show		19490+1955	J 2284		64	5.8	80
Show		19487+2200	TDS1015		308	1.2	82
Show		19500+2140	J 3016		354	5.8	82
Show		19445+1931	HJ 2894		319	10.1	84
Show		19426+1940	DAM 357		15	6.3	84
Show		19477+1938	TDT1758		230	0.4	85
Show		19507+2018	TVB 5		239	9.3	86
Show		19444+1929	BAZ 9		161	1.1	86
Show		19423+1937	HJ 2891		109	12.5	88
Show		19480+1936	TDT1764		260	0.7	89
Show		19484+2212	STF2584		293	1.9	89
Show		19390+2032	NSN 720	AB	277	2.1	91
Show		19420+2217	A 167		79	3.2	94
Show		19493+2202	CHE 152		253	27.5	94
Show		19465+1924	J 1335		182	1.4	94
Show		19395+2003	COU 214		109	2.2	96
Show		19519+2032	COU 824	AB	81	4.2	97
Show		19519+2032	COU 824	AC	291	20.6	97
Show		19471+2229	BRT2459		4	3.7	98
Show		19394+1958	J 3243		319	1.7	100
Show		19380+2054	J 3242		187	3.1	101
Show		19516+2009	HU 350		44	3.4	101
Show		19490+2227	CHE 150		88	31.1	104
Show		19476+1917	HU 347		324	1.5	104
Show		19398+1945	HJ 894		110	10.4	104
Show		19438+2238	BU 657		133	0.9	105
Show		19448+1907	BAZ 10		56	3.3	107
Show		19470+1911	HDS2812		8	0.2	108
Show		19492+1922	GRV 284		36	52.5	108
Show		19477+1913	TDT1759		354	0.7	109
Show		19497+2224	BKO 987		110	7.1	110
Show		19495+2230	CHE 154		114	20.3	110
Show		19496+2228	BKO 986		141	4.1	112
Show		19495+2234	CHE 153		114	21.5	113

WDS 19452+2055 : COMPONENTS

	A	B
B	pa=261.0° sep=5.67"
C	pa=268.9° sep=37.52"	pa=270.3° sep=31.91"

19452+2055 A

Name	HD 344955	Coord arcsec 2000	194512.27+205450.3	Mag	8.43	Spectral class	K0 (yellow-orange)
PmRA	-3.00	PmDE	-1.0	SAO	87662	Tycho2	1627-03095-1
HD	344955	GC	27339	DM	BD+20 4258

Tycho2

Tycho2	1627-03095-1	Pflag		RAmdeg	296.30113916	DEmdeg	20.91397764
PmRA	-7.3	PmDE	-2.0	E RAmdeg	8	E DEmdeg	8
E pmRA	1.1	E pmDE	1.1	EpRAm	1991.15	EpDEm	1991.06
Num	8	Q RAmdeg	1.2	Q DEmdeg	1.5	Q pmRA	1.4
Q pmDE	1.5	BTmag	9.886	E BTmag	0.024	VTmag	8.434
E VTmag	0.013	Prox	61	TYC	T	HIP
CCDM		RAdeg	296.30115722	DEdeg	20.91398222	EpRA 1990	1.75
EpDE 1990	1.72	E RAdeg	7.7	E DEdeg	8.0	Posflg
Corr	0.2

SAO

SAO	87662	DelFlag		RA1950		PmRA1950	-0.0004
DE1950		PmDE1950	0.011	Vmag	8.4	SpType	K0
Double code		Source	70	CatNum	27339	DM	BD+20 4258
DMcomp		BDsup		HD	344955	M HD	0
GC	27339	RA1950rad	5.1619129	DE1950rad	0.36288916	PmRA2000	-0.0003
PmDE2000	0.009

CCDM

Ccdm	19452+2055	RComp		Comp	A	Note1
Note2		Discov num		DRAs	0.26	DDEs	-10.9
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	8.5	Sp	K0	PmNote	*
PmRA	2	PmDE	-15	Dm number	+20 4258	Cat1	BD
Name2	+20 2111	Cat2	AGK2/3	HD		M HD
ADS BDS	A12872	M ADS BDS		N IDS		IDS	19408N2040A
HIC

19452+2055 B

Coord arcsec 2000	194511.87+205449.4		Mag	9.56		PmRA	-9.00		PmDE	-3.0
Tycho2	1627-03161-1		Calc delta mag	1.13		Calc coord	yes

Tycho2

Tycho2	1627-03161-1	Pflag		RAmdeg	296.29934899	DEmdeg	20.91371443
PmRA	-9.0	PmDE	-3.3	E RAmdeg	20	E DEmdeg	18
E pmRA	1.2	E pmDE	1.2	EpRAm	1988.53	EpDEm	1989.10
Num	6	Q RAmdeg	1.5	Q DEmdeg	0.9	Q pmRA	1.5
Q pmDE	0.9	BTmag	10.788	E BTmag	0.042	VTmag	9.564
E VTmag	0.024	Prox	61	TYC	T	HIP
CCDM		RAdeg	296.29937111	DEdeg	20.91372222	EpRA 1990	1.71
EpDE 1990	1.77	E RAdeg	20.0	E DEdeg	17.7	Posflg
Corr	0.3

CCDM

Ccdm	19452+2055	RComp		Comp	B	Note1
Note2		Discov num	STF2577	DRAs	-0.17	DDEs	-11.5
R dRAs	10	Year	1832	Theta	263	Rho	5.7
Obs	11	Vmag	9.9	Sp		PmNote	*
PmRA	-17	PmDE	-16	Dm number		Cat1
Name2	+20 2110	Cat2	AGK2/3	HD		M HD
ADS BDS	A12872	M ADS BDS		N IDS		IDS	19408N2040B
HIC

19452+2055 C

Coord arcsec 2000	194509.59+205449.6		Mag	11.28		PmRA	31.00		PmDE	-4.0
Calc delta mag	2.85		Calc coord	yes