19333+2025 STF 2540 AC

19^h 33^m 17.05^s +20° 24' 50.5" P.A. 221.00 sep 153.3 mag 7.52,12.80 Sp A3 dist. 152.67 pc (498.01 l.y.)

Coord 2000	19333+2025	Discov num	STF2540	Comp	AC	Coord arcsec 2000	19 33 17.05 +20 24 50.5
Date first	1912	Date last	2015	Obs	9
Pa first	221	Pa last	220.5	P.A. Now (θ)	220.5°
Sep first	147.1	Sep last	153.316	Sep. Now (ρ)	153.316"
Mag pri	7.52	Mag sec	12.80	delta mag (ΔM)	5.28	Spectral class	A3 (white)
Pri motion ra	+027	Sec motion ra	-004
Pri motion dec	+052	Sec motion dec	+003
Notes

rPM=0.99

This double is not physical.

19333+2025 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	HD 184360	87342	19 33 17 +20 24 50	STF 2540 AB	2020	45	147	5.4	7.52	9.23	1.71
Show		87342	19 33 17 +20 24 50	STF 2540 AC	2015	9	221	153.3	7.52	12.80	5.28		<===

Triple system
3 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation	Vulpecula	SAO	87342	HIP	96171	Tycho2	1609-01341-1
Gaia DR2	2017767393645258112	HD	184360	BD	BD+20 4179	Distance	152.67
Distance ly	498.01

WDS 19333+2025 STF 2540 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.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19333+2025	STF2540	AC	1912	1	221	147.1	7.52	12.80	A3	D	193317.05+202450.5
19333+2025	STF2540	AC	1997	2	221	152.3	7.52	12.80	A3	D	193317.05+202450.5
19333+2025	STF2540	AC	2011	3	221	153.2	7.52	12.80	A3	D	193317.05+202450.5
19333+2025	STF2540	AC	2015	5	221	153.3	7.52	12.80	A3		193317.05+202450.5

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

WDS 19333+2025 STF 2540 AC : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 19333+2025 STF 2540 AC : MEASURES

No records found.

WDS 19333+2025 : 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 19333+2025 : ALADIN DSS IMAGE @ 19^h 33^m 17.05^s +20° 24' 50.5"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 19333+2025 STF 2540 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		19333+2025	STF2540	AB	147	5.4
Show		19333+2025	STF2540	AC	221	153.3
Show		19315+2051	BRT2455		171	4.8	37
Show		19323+1949	J 1310		216	2.2	39
Show		19355+2049	COU 517		50	0.8	40
Show		19346+1946	BU 1130	AB	27	7.9	43
Show		19346+1946	BU 1130	AC	317	109.0	43
Show		19360+2049	J 24		259	2.9	45
Show		19312+1951	J 1309		234	2.6	45
Show		19366+2020	EVS 46		320	1.5	48
Show		19339+2112	BRT2456		194	2.9	49
Show		19369+2009	TDS1001		50	0.7	54
Show		19293+2010	AZC 106		139	33.5	59
Show		19301+1945	J 1308		197	2.5	59
Show		19370+1954	J 773		22	3.2	61
Show		19370+2057	HDS2781		211	13.7	61
Show		19308+1935	SLE 950		138	7.9	61
Show		19299+1943	SLE 949		184	12.5	63
Show		19364+1938	COU 210	AB	217	0.6	64
Show		19364+1938	COU 210	AC	115	1.7	64
Show		19292+2053	SLE 948		20	5.5	64
Show		19294+1950	J 3241	AB	221	1.2	65
Show		19294+1950	LBU 18	AC	284	101.0	65
Show		19294+1950	J 3241	AE	73	65.3	65
Show		19294+1950	J 1307	CD	152	4.1	66
Show		19284+2019	STF2530		155	5.6	70
Show		19380+2054	J 3242		187	3.1	73
Show		19282+2013	STF3132	AB	39	7.8	73
Show		19282+2013	WAL 113	AC	327	36.8	73
Show		19282+2013	WAL 113	AD	308	56.7	73
Show		19356+1920	TDT1566		238	0.5	73
Show		19370+1927	COU 211		304	0.8	78
Show		19390+2032	NSN 720	AB	277	2.1	81
Show		19319+1907	NSN 716		288	1.1	81
Show		19276+2009	COU 514		87	0.5	83
Show		19372+1923	TDT1587		283	0.7	84
Show		19298+2132	LDS1023		268	227.6	84
Show		19273+2040	A 159	AB	336	0.8	85
Show		19273+2040	STF2527	AC	16	4.3	85
Show		19334+2150	NSN 718	AB	132	37.1	86
Show		19334+2150	HLA 20	AC	61	5.9	86
Show		19334+2150	HLA 20	AD	10	7.5	86
Show		19301+2141	LEP 91		33	6.2	88
Show		19395+2003	COU 214		109	2.2	90
Show		19394+1958	J 3243		319	1.7	90
Show		19379+1922	STF2552		195	5.3	91
Show		19354+1856	J 1176		101	3.2	93
Show		19269+2112	HLM 23		45	17.0	97
Show		19268+2110	KRU 8	CD	137	10.2	98
Show		19270+2109	A 2786		108	0.4	100
Show		19312+2201	A 161		262	0.2	101

WDS 19333+2025 : COMPONENTS

	A	B
B	pa=149.1° sep=5.29"
C	pa=218.7° sep=149.34"	pa=220.6° sep=147.58"

19333+2025 A

Name	HD 184360	Coord arcsec 2000	193317.05+202450.5	Mag	7.52	Spectral class	A3 (white)
PmRA	27.00	PmDE	52.0	SAO	87342	HIP	96171
Tycho2	1609-01341-1	HD	184360	GC	27015	BD	BD+20 4179

Tycho2

Tycho2	1609-01341-1	Pflag		RAmdeg	293.32110262	DEmdeg	20.41417014
PmRA	20.0	PmDE	62.1	E RAmdeg	4	E DEmdeg	5
E pmRA	1.5	E pmDE	1.4	EpRAm	1991.53	EpDEm	1991.26
Num	8	Q RAmdeg	4.8	Q DEmdeg	9.0	Q pmRA	4.7
Q pmDE	8.9	BTmag	7.799	E BTmag	0.015	VTmag	7.520
E VTmag	0.011	Prox	53	TYC	T	HIP	96171
CCDM	A	RAdeg	293.32105250	DEdeg	20.41402694	EpRA 1990	1.67
EpDE 1990	1.53	E RAdeg	4.4	E DEdeg	4.7	Posflg
Corr	-0.3

SAO

SAO	87342	DelFlag		RA1950		PmRA1950	0.0026
DE1950		PmDE1950	0.05	Vmag	7.4	SpType	A3
Double code		Source	70	CatNum	27015	DM	BD+20 4179
DMcomp		BDsup		HD	184360	M HD	0
GC	27015	RA1950rad	5.10989061	DE1950rad	0.35437879	PmRA2000	0.0027
PmDE2000	0.049

Hipparcos

Catalog	H	HIP	96171	Proxy	H	RAhms	19 33 17.05
DEdms	+20 24 50.5	Vmag	7.31	VarFlag		R Vmag	H
RAdeg	293.321	DEdeg	20.414	AstroRef	A	Plx	7.22
CCDM	19332+2024	N CCDM	I	Nsys	1	Ncomp	2
MultFlag	C	Source		Qual	A	M HIP	AB
Theta	147	Rho	5.271	HD	184360	BD	BD+20 4179
CD		CP		Dm number	+20 4179	VIred	0.3
SpType	A5p+...	R SpType		Coord arcsec 2000	193317.05+202450.5

Hipparcos 2

HIP	96171	Sn	15	So	3	Nc	2
RArad	5.1194180352	DErad	0.356291856	Plx	6.55	PmRA	24.67
PmDE	50.37	E RArad	0.54	E DErad	0.51	E Plx	0.77
E pmRA	0.7	E pmDE	0.66	Hpmag	7.383	E Hpmag	0.0013
SHp	0.013	VA	0	BV	0.292	E BV	0.01
VI	0.33

19333+2025 B

Coord arcsec 2000	193317.24+202446.0		Mag	9.23		PmRA	27.00		PmDE	52.0
Calc delta mag	1.71		Calc coord	yes

19333+2025 C

Coord arcsec 2000	193310.41+202253.9		Mag	12.8		PmRA	-4.00		PmDE	3.0
Calc delta mag	5.28		Calc coord	yes