12514-1020 STF 1682 AC

12^h 51^m 22.92^s -10° 20' 17.5" P.A. 212.00 sep 141.5 mag 6.59,12.51 Sp G8III dist. 156.01 pc (508.9 l.y.)

Coord 2000	12514-1020	Discov num	STF1682	Comp	AC	Coord arcsec 2000	12 51 22.92 -10 20 17.5
Date first	1905	Date last	2015	Obs	7
Pa first	214	Pa last	212	P.A. Now (θ)	212°
Sep first	140.2	Sep last	141.531	Sep. Now (ρ)	141.531"
Mag pri	6.59	Mag sec	12.51	delta mag (ΔM)	5.92	Spectral class	G8III (yellow)
Pri motion ra	-009	Sec motion ra	+006
Pri motion dec	-004	Sec motion dec	-025
Notes	N (See Notes)

rPM=1.004

This double is not physical.

12514-1020 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	NSV5994	157550	12 51 23 -10 20 18	STF 1682 AB	2018	48	299	29.6	6.59	9.69	3.10
Show		157550	12 51 23 -10 20 18	STF 1682 AC	2015	7	212	141.5	6.59	12.51	5.92		<===
Show			12 51 21 -10 20 04	STF 1682 BC	2015	9	200	142.0	9.69	12.51	2.82

Triple system
3 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Var name	NSV5994	Constellation	Virgo	SAO	157550	HIP	62743
Tycho2	5538-00185-1	Gaia DR2	3626576415153896448	HD	111720	HR	4877
ADS	8684	BD	BD-09 3569	Distance	156.01	Distance ly	508.9

WDS 12514-1020 STF 1682 AC : NOTES

discov_num	notes	refcode
STF1682	B is BD-09@3568. One component variable?

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
12514-1020	STF1682	AC	1999	4	212	141.5	6.59	11.00	G8III	N D	125122.92-102017.5
12514-1020	STF1682	AC	2000	5	212	141.7	6.59	11.00	G8III	N D	125122.92-102017.5
12514-1020	STF1682	AC	2012	6	212	142.1	6.59	11.00	G8III	N D	125122.92-102017.5
12514-1020	STF1682	AC	2015	7	212	141.5	6.59	12.51	G8III	N	125122.92-102017.5

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

WDS 12514-1020 STF 1682 AC : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 12514-1020 STF 1682 AC : MEASURES

No records found.

WDS 12514-1020 : 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 12514-1020 : ALADIN DSS IMAGE @ 12^h 51^m 22.92^s -10° 20' 17.5"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 12514-1020 STF 1682 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		12514-1020	STF1682	AB	299	29.6
Show		12514-1020	STF1682	AC	212	141.5
Show		12514-1020	STF1682	BC	200	142.0	1
Show		12541-1006	OCC 179		-1	0.1	43
Show		12533-0933	LDS4290		209	3.3	56
Show		12543-1059	UC 2427		32	54.2	59
Show		12544-0932	OCC 387		111	0.2	66
Show		12500-0909	UC 2412		59	52.8	74
Show		12483-1128	CVR 664		265	11.2	82
Show		12546-1126	RST3814		19	0.9	83
Show		12480-0909	OCC1094	AB	-1	0.0	88
Show		12543-1139	CHR 206		11	0.0	90
Show		12513-1151	OCC 261		-1	0.6	91
Show		12472-1129	RST3807		257	3.9	92
Show		12575-0946	A 146		278	1.6	97
Show		12460-0919	OCC1093		-1	0.0	101
Show		12521-0831	OCC 451		-1	0.2	110
Show		12478-0836	BRT 440		269	4.9	117
Show		12590-0950	B 2541		51	0.5	117
Show		12438-0946	OCC9030		141	0.1	117
Show		12490-1217	J 2086		300	5.8	121
Show		12596-1026	GWP1885		128	18.6	122
Show		12567-1157	OCC 329	Aa,Ab	-1	0.1	125
Show		12567-1157	RST3816	AB	84	6.8	125
Show		12589-1128	UC 2443		247	17.5	130
Show		12527-0809	BRT 441		129	5.7	133
Show		12429-0929	OCC 392		-1	0.1	136
Show		13005-1005	UC 2450		10	35.0	136
Show		12595-1133	RST3817		145	1.6	141
Show		12450-0832	RST4965		96	7.6	144
Show		12422-1111	RST3804		260	1.5	145
Show		12477-1235	GWP1857		271	60.9	145
Show		12438-1201	HU 738		268	12.0	151
Show		12472-0803	SHN 166		-1	0.4	151
Show		12445-0815	TSN 86		191	9.8	162
Show		12485-0743	GWP1860		65	56.5	164
Show		12453-0802	RST3806		183	3.6	165
Show		12411-0915	OCC 393		-1	0.0	165
Show		12499-1307	GWP1863		298	17.8	168
Show		13022-0929	GWP1891		282	26.2	169
Show		12432-1219	KPP 689		337	6.1	170
Show		12548-0738	TDS8584		204	0.3	170
Show		12560-1257	SKF2542	AB	216	7.4	172
Show		12560-1257	SJM 1	Aa,Ab	141	0.1	172
Show		12551-0736	TDS8585	AB	27	0.4	174
Show		13023-0913	GWP1892		273	118.8	175
Show		12547-1311	GWP1876		345	46.9	178
Show		12531-1318	HDS1807		124	0.4	180
Show		12521-0720	UC 2417		231	8.8	181
Show		12443-0747	SLW 765		60	165.5	186
Show		12402-1150	LDS4241		294	67.7	188

WDS 12514-1020 : COMPONENTS

	A	B
B	pa=298.3° sep=29.33"
C	pa=211.6° sep=140.89"	pa=199.7° sep=142.25"

12514-1020 A

Name	NSV5994	Coord arcsec 2000	125122.92-102017.5	Mag	6.59	Spectral class	G8III (yellow)
PmRA	-9.00	PmDE	-4.0	SAO	157550	HIP	62743
Tycho2	5538-00185-1	HD	111720	HR	4877	GC	17445
ADS	8684	BD	BD-09 3569

Tycho2

Tycho2	5538-00185-1	Pflag		RAmdeg	192.84552503	DEmdeg	-10.33821788
PmRA	-10.3	PmDE	-3.2	E RAmdeg	4	E DEmdeg	4
E pmRA	0.7	E pmDE	0.7	EpRAm	1991.01	EpDEm	1990.79
Num	24	Q RAmdeg	0.8	Q DEmdeg	0.8	Q pmRA	0.9
Q pmDE	0.7	BTmag	7.801	E BTmag	0.015	VTmag	6.587
E VTmag	0.010	Prox	295	TYC	T	HIP	62743
CCDM		RAdeg	192.84554972	DEdeg	-10.33821028	EpRA 1990	1.63
EpDE 1990	1.38	E RAdeg	3.7	E DEdeg	4.2	Posflg
Corr	0.4

SAO

SAO	157550	DelFlag		RA1950		PmRA1950	-0.0008
DE1950		PmDE1950	-0.012	Vmag	6.5	SpType	K0
Double code		Source	70	CatNum	17445	DM	BD-09 3569
DMcomp		BDsup		HD	111720	M HD	0
GC	17445	RA1950rad	3.35442099	DE1950rad	-0.17569289	PmRA2000	-0.0005
PmDE2000	-0.006

Hipparcos

Catalog	H	HIP	62743	Proxy		RAhms	12 51 22.93
DEdms	-10 20 17.6	Vmag	6.48	VarFlag		R Vmag	G
RAdeg	192.846	DEdeg	-10.3382	AstroRef		Plx	8.45
CCDM	12514-1021	N CCDM	I	Nsys	1	Ncomp	1
MultFlag		Source		Qual		M HIP
Theta		Rho		HD	111720	BD	BD-09 3569
CD		CP		Dm number	-09 3569	VIred	1
SpType	G8III	R SpType		Coord arcsec 2000	125122.93-102017.6

Hipparcos 2

HIP	62743	Sn	5	So	0	Nc	1
RArad	3.3657898079	DErad	-0.1804358231	Plx	6.41	PmRA	-8.6
PmDE	-3.53	E RArad	0.4	E DErad	0.31	E Plx	0.49
E pmRA	0.4	E pmDE	0.24	Hpmag	6.6433	E Hpmag	0.0008
SHp	0.007	VA	0	BV	1.03	E BV	0.003
VI	1

12514-1020 B

Coord arcsec 2000	125121.17-102003.6	Coord calc	125121.17-102003.6	Mag	9.69	Spectral class	G0 (yellow)
PmRA	-10.00	PmDE	-45.0	ADS	8684	DM	BD-09 3568
Calc delta mag	3.1

12514-1020 C

Coord arcsec 2000	125117.92-102217.5		Mag	12.51		PmRA	6.00		PmDE	-25.0
Calc delta mag	5.92		Calc coord	yes