12555+1130 STF 1689 (HD 112278)

12^h 55^m 30.32^s +11° 29' 46.4" P.A. 223.00 sep 30.2 mag 7.11,9.13 Sp M4III+F6V dist. 60.5 pc (197.35 l.y.)

Coord 2000	12555+1130	Discov num	STF1689	Comp		Coord arcsec 2000	12 55 30.32 +11 29 46.4
Date first	1823	Date last	2015	Obs	62
Pa first	199	Pa last	222.7	P.A. Now (θ)	222.7°
Sep first	28.1	Sep last	30.195	Sep. Now (ρ)	30.195"
Mag pri	7.11	Mag sec	9.13	delta mag (ΔM)	2.02	Spectral class	M4III+F6V (red/yellow-white)
Pri motion ra	-070	Sec motion ra	-085
Pri motion dec	+017	Sec motion dec	+019
Notes	L Y (Linear solution, Parallax indicates components are non-physical)

rPM=0.174 (< 0.3, Physical double)

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 112278	Constellation	Virgo	SAO	100337	HIP	63079
Tycho2	0885-01206-1	Gaia DR2	3735682190928803072	HD	112278	GC	17541
BD	BD+12 2529	Distance	60.5	Distance ly	197.35

WDS 12555+1130 STF 1689 (HD 112278) : 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
12555+1130	STF1689		2007	52	222	29.9	7.11	9.13	M4III	LD	125530.32+112946.4
12555+1130	STF1689		2010	55	222	29.8	7.11	9.13	M4III	LD	125530.32+112946.4
12555+1130	STF1689		2011	57	222	29.9	7.11	9.13	M4III	LD	125530.32+112946.4
12555+1130	STF1689		2013	60	228	29.2	7.11	9.13	M4III+F6V	LDY	125530.32+112946.4
12555+1130	STF1689		2015	62	223	30.2	7.11	9.13	M4III+F6V	L Y	125530.32+112946.4

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

WDS 12555+1130 STF 1689 (HD 112278) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 12555+1130 STF 1689 (HD 112278) : MEASURES

No records found.

WDS 12555+1130 (HD 112278) : 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 12555+1130 (HD 112278) : ALADIN DSS IMAGE @ 12^h 55^m 30.32^s +11° 29' 46.4"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 12555+1130 STF 1689 (HD 112278) : 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		12555+1130	STF1689		223	30.2
Show		12542+1119	HDS1810		331	0.4	22
Show		12556+1219	UC 179		214	92.6	49
Show		12519+1107	GWP1869		229	31.4	58
Show		12521+1200	SLW 785		85	8.2	59
Show		12528+1225	TOK 401		281	0.1	61
Show		12592+1200	KPP3262		217	3.3	63
Show		12551+1028	SLW 794		171	67.0	63
Show		12577+1230	CVR 672		39	18.6	69
Show		12513+1221	CVR 667		8	19.8	80
Show		13003+1041	KPP1089		256	8.6	87
Show		12521+1018	J 2901		22	6.5	87
Show		13008+1223	BEU 16	AB	60	0.5	94
Show		13008+1223	GDM 1	AC	220	102.1	94
Show		12496+1035	BPM 598		144	99.0	103
Show	Vindemiatrix	13022+1058	BUP 147		117	273.8	104
Show		12489+1206	ENG 49	AB	348	176.4	104
Show		12489+1206	SLE 903	AD	182	200.1	104
Show		12489+1206	LEP 59	AE	169	75.7	104
Show		12489+1206	ENG 49	AC	340	303.1	104
Show		12533+1310	HU 894		143	1.2	106
Show		12489+1206	ENG 49	BC	328	131.1	106
Show		12531+1310	CVR 669		328	24.3	106
Show		12597+1002	BFR 9		251	7.7	108
Show		13007+1249	UC 2452		189	15.8	111
Show		13021+1222	SKF1636		87	2.9	111
Show		12575+1317	SLW 799		276	40.9	112
Show		12508+1301	LDS4283	AB	188	177.4	115
Show		12508+1302	RAO 283	Aa,Ab	215	0.3	115
Show		12584+0939	CVR1480		279	4.9	119
Show		12480+1217	HU 893		32	1.5	121
Show		12501+1300	SLW 778		351	76.8	121
Show		12519+0940	HJ 849		257	11.5	125
Show		12472+1157	BUP 145	AC	1	139.6	125
Show		12472+1157	DRS 12	AB	349	3.2	125
Show		12477+1218	LDS4272		80	34.7	125
Show		13029+1026	STF1710	AB	252	2.6	127
Show		12577+0925	SLW 800		94	10.5	129
Show		12549+0919	HEI 514		87	1.3	131
Show		12475+1030	KPP3879	AB	318	54.4	132
Show		12475+1030	KPP3879	BC	219	1.2	132
Show		13015+1313	SLW 811		107	37.5	135
Show		13009+0940	CBL 403		171	24.4	136
Show		12464+1101	KPP3259		160	4.3	137
Show		12474+1246	SLE 902		229	23.8	141
Show		13046+1028	OSO 50		79	12.3	147
Show		13054+1200	LDS4313		171	63.5	149
Show		12512+0914	SLW 780		110	165.9	150
Show		12516+0911	HEI 771		247	1.3	151
Show		12463+1252	GWP1854		64	78.2	158
Show		12538+0854	SLW 791		308	53.2	158

WDS 12555+1130 : COMPONENTS

	A
B	pa=222.1° sep=29.92"

12555+1130 A

Componente originario normalizzato	AB	Name	HD 112278	Coord arcsec 2000	125530.32+112946.4	Mag	7.11
Spectral class	M4III (red)	PmRA	-70.00	PmDE	17.0	SAO	100337
HIP	63081	Tycho2	0885-01206-1	HD	112278	GC	17541
BD	BD+12 2529

Tycho2

Tycho2	0885-01206-1	Pflag		RAmdeg	193.87632841	DEmdeg	11.49621465
PmRA	-22.3	PmDE	-8.1	E RAmdeg	5	E DEmdeg	6
E pmRA	1.4	E pmDE	1.2	EpRAm	1991.53	EpDEm	1991.36
Num	5	Q RAmdeg	1.2	Q DEmdeg	1.5	Q pmRA	1.2
Q pmDE	1.7	BTmag	8.843	E BTmag	0.019	VTmag	7.107
E VTmag	0.011	Prox	296	TYC	T	HIP	63081
CCDM	A	RAdeg	193.87638111	DEdeg	11.49623361	EpRA 1990	1.69
EpDE 1990	1.64	E RAdeg	5.4	E DEdeg	5.8	Posflg
Corr	0.2

SAO

SAO	100337	DelFlag		RA1950		PmRA1950	-0.0014
DE1950		PmDE1950	-0.003	Vmag	7	SpType	Mb
Double code		Source	70	CatNum	17541	DM	BD+12 2529
DMcomp		BDsup		HD	112278	M HD	0
GC	17541	RA1950rad	3.37283982	DE1950rad	0.20537457	PmRA2000	-0.0013
PmDE2000	0.001

Hipparcos

Catalog	H	HIP	63081	Proxy		RAhms	12 55 30.34
DEdms	+11 29 45.2	Vmag	6.91	VarFlag		R Vmag	G
RAdeg	193.876	DEdeg	11.4959	AstroRef	A	Plx	7.97
CCDM	12555+1130	N CCDM	I	Nsys	2	Ncomp	1
MultFlag	C	Source	P	Qual	D	M HIP
Theta		Rho		HD	112278	BD	BD+12 2529
CD		CP		Dm number	+12 2529	VIred	2.43
SpType	M4III:	R SpType		Coord arcsec 2000	125530.34+112945.2

Hipparcos 2

HIP	63081	Sn	95	So	3	Nc	1
RArad	3.3837826386	DErad	0.200641239	Plx	-149.66	PmRA	-195.45
PmDE	-17.7	E RArad	51.89	E DErad	37.59	E Plx	60.14
E pmRA	56.67	E pmDE	37.67	Hpmag	6.9364	E Hpmag	0.0618
SHp	0.04	VA	0	BV	1.536	E BV	0.005
VI	2.43

CCDM

Ccdm	12555+1130	RComp		Comp	A	Note1
Note2		Discov num		DRAs	0.31	DDEs	-14.0
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	7.1	Sp	M2	PmNote	*
PmRA	-24	PmDE	-12	Dm number	+12 2529	Cat1	BD
Name2	+11 1458	Cat2	AGK2/3	HD	112278	M HD
ADS BDS	A 8704	M ADS BDS		N IDS		IDS	12505N1202A
HIC	63081

12555+1130 B

Componente originario normalizzato	AB	Coord arcsec 2000	125528.95+112924.2	Mag	9.13	Spectral class	F6V (yellow-white)
PmRA	-85.00	PmDE	19.0	HIP	63079	Tycho2	0885-01159-1
Calc delta mag	2.02	Calc coord	yes

Tycho2

Tycho2	0885-01159-1	Pflag		RAmdeg	193.87077418	DEmdeg	11.48997104
PmRA	-86.0	PmDE	19.8	E RAmdeg	15	E DEmdeg	16
E pmRA	1.2	E pmDE	1.1	EpRAm	1989.92	EpDEm	1989.27
Num	5	Q RAmdeg	0.7	Q DEmdeg	0.4	Q pmRA	0.7
Q pmDE	0.4	BTmag	9.926	E BTmag	0.031	VTmag	9.134
E VTmag	0.022	Prox	296	TYC	T	HIP	63079
CCDM	B	RAdeg	193.87097611	DEdeg	11.48992500	EpRA 1990	1.71
EpDE 1990	1.64	E RAdeg	14.6	E DEdeg	15.6	Posflg
Corr	0.2

Hipparcos

Catalog	H	HIP	63079	Proxy		RAhms	12 55 29.04
DEdms	+11 29 23.7	Vmag	9.45	VarFlag		R Vmag	H
RAdeg	193.871	DEdeg	11.4899	AstroRef	B	Plx	7.97
CCDM	12555+1130	N CCDM	I	Nsys	2	Ncomp	1
MultFlag	C	Source	F	Qual	D	M HIP
Theta		Rho		HD		BD
CD		CP		Dm number		VIred	0.56
SpType	F5	R SpType		Coord arcsec 2000	125529.04+112923.7

Hipparcos 2

HIP	63079	Sn	95	So	3	Nc	1
RArad	3.3836872568	DErad	0.2005369666	Plx	16.53	PmRA	-80.48
PmDE	21.4	E RArad	4.58	E DErad	3.41	E Plx	4.95
E pmRA	4.95	E pmDE	3.39	Hpmag	9.4658	E Hpmag	0.4599
SHp	0	VA	0	BV	0.44	E BV	0.037
VI	0.51

CCDM

Ccdm	12555+1130	RComp		Comp	B	Note1
Note2		Discov num	STF1689	DRAs	-1.03	DDEs	-36.5
R dRAs	91	Year	1927	Theta	211	Rho	29.0
Obs	16	Vmag	9.4	Sp		PmNote	*
PmRA	-88	PmDE	16	Dm number		Cat1
Name2	+11 1457	Cat2	AGK2/3	HD		M HD
ADS BDS	A 8704	M ADS BDS		N IDS		IDS	12505N1202B
HIC	63079