12316-1104 STF 1649 (HD 91168)

Coord 2000	12316-1104		Discov num	STF1649		Comp			Coord arcsec 2000	12 31 36.46 -11 04 20.2
Date first	1827		Date last	2020		Obs	62
Pa first	200		Pa last	193.9		P.A. Now (θ)	193.9°
Sep first	14.0		Sep last	15.71		Sep. Now (ρ)	15.71"
Mag pri	7.97		Mag sec	8.43		delta mag (ΔM)	0.46		Spectral class	A7 (white)
Pri motion ra	-050		Sec motion ra	-050
Pri motion dec	-004		Sec motion dec	-006
Notes	N T (See Notes, Parallax indicates physical)

rPM=0.04 (< 0.3, Physical double) This double is physical.

Name	HD 91168		Constellation	Virgo		SAO	157339		HIP	61125
Tycho2	5530-02060-1		Gaia DR2	3578407085619050624		HD	91168		GC	17068
BD	BD-10 3486		Distance	74.18		Distance ly	241.98

discov_num	notes	refcode
STF1649	B is BD-10@3486. Mt. Wilson spectral types A3, F2.

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.

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
12316-1104	STF1649		2005	44	194	15.8	7.97	8.43	A7	N D	123136.46-110420.2
12316-1104	STF1649		2008	48	194	15.5	7.97	8.43	A7	N D	123136.46-110420.2
12316-1104	STF1649		2009	49	196	15.3	7.97	8.43	A7	N D	123136.46-110420.2
12316-1104	STF1649		2011	51	194	15.8	7.97	8.43	A7	N D	123136.46-110420.2
12316-1104	STF1649		2016	54	194	15.7	7.97	8.43	A7	N	123136.46-110420.2
12316-1104	STF1649		2018	60	194	15.7	7.97	8.43	A7	N	123136.46-110420.2
12316-1104	STF1649		2020	61	194	15.7	7.97	8.43	A7	NT	123136.46-110420.2

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Radius: auto 0.5" 0.8" 1" 2" 3" 5" 10" 15" 20" 25" 30" 35" 40" 45" 50" 55" 1' 2' 3' 4' 5' 6' 7' 8' 9' 10' 15' 20' 30' 40' 50' 1° 2° 4° 5° 8° Components only

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

FoV: 30" 1' 5' 15' 30' 1° 2° 4° 5° 8° Limit: 2 3 4 5 10 15 20 25 30 50 100 Primaries only
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 12316-1104 STF1649 194 15.7 Show 12326-1117 KPP2085 319 16.8 20 Show 12313-1043 KPP2541 130 22.9 23 Show 12306-1042 VVO 10 256 20.0 27 Show 12330-1132 UC 2356 AB 233 9.7 35 Show 12309-1026 GWP1821 72 13.4 40 Show 12326-1144 GWP1824 215 34.3 43 Show 12288-1040 RST3792 234 3.8 48 Show 12352-1124 UC 2368 147 38.1 57 Show 12301-1011 RST3793 18 1.9 59 Show 12354-1037 FAL 40 230 8.1 62 Show 12275-1045 RST3790 164 1.1 64 Show 12299-1203 HDS1758 Aa,Ab 350 0.3 65 Show 12299-1203 BGH 38 AB 278 115.9 65 Show 12278-1010 HDS1754 348 7.6 78 Show 12357-1201 STF1659 EF 121 333.8 82 Show 12357-1201 STF1659 EG 252 12.6 82 Show 12357-1201 STF1659 BC 105 46.7 83 Show 12357-1201 STF1659 AB 351 28.1 84 Show 12357-1201 STF1659 AD 32 189.8 84 Show 12357-1201 STF1659 AE 275 151.2 84 Show 12357-1201 STF1659 AC 69 43.8 84 Show 12357-1201 STF1659 AF 139 209.4 84 Show 12371-1136 TDS8458 29 5.8 88 Show 12383-1131 STF1664 CD 258 30.0 102 Show 12383-1131 STF1664 BC 341 68.1 103 Show 12383-1131 STF1664 BD 318 77.9 103 Show 12383-1131 STF1664 AB 223 38.7 103 Show 12383-1131 STF1664 AE 110 121.4 103 Show 12383-1131 STF1664 AC 306 60.7 103 Show 12383-1131 STF1664 AD 291 83.8 103 Show 12282-1234 RST3791 340 1.5 103 Show 12383-1131 STF1664 EF 112 92.7 105 Show 12301-0919 KPP2739 309 3.5 108 Show 12378-1003 UC 2373 127 34.0 110 Show 12368-1223 HU 134 53 2.3 110 Show 12267-1229 BWL 30 70 1.9 112 Show 12314-0911 OCC 354 -1 0.1 114 Show 12237-1121 GWP1802 321 24.3 118 Show 12234-1117 GWP1798 347 19.5 123 Show 12234-1118 GWP1799 AB 21.0 123 Show 12233-1048 UC 2328 155 14.9 123 Show 12353-0911 CBL 144 143 28.3 126 Show 12238-1202 TSN 58 273 25.7 128 Show 12346-0904 GWP1828 181 111.8 129 Show 12316-0854 KPP1983 213 15.7 131 Show 12402-1150 LDS4241 294 67.7 135 Show 12359-0903 UC 2369 133 30.8 137 Show 12301-1324 BU 28 AB 349 2.1 142 Show 12301-1324 LV 19 AC 303 71.3 142 Show 12301-1324 LV 19 AD 166 71.2 142

	A
B	pa=193.7° sep=15.69"

Componente originario normalizzato	AB		Name	HD 109005		Coord arcsec 2000	123136.46-110420.2		Mag	7.97
Spectral class	A7 (white)		PmRA	-50.00		PmDE	-4.0		SAO	157339
HIP	61127		Tycho2	5530-02060-1		HD	109005		GC	17068
BD	BD-10 3487

Tycho2	5530-02060-1		Pflag			RAmdeg	187.90192542		DEmdeg	-11.07226640
PmRA	-50.8		PmDE	-4.0		E RAmdeg	6		E DEmdeg	7
E pmRA	1.3		E pmDE	1.3		EpRAm	1991.25		EpDEm	1990.95
Num	9		Q RAmdeg	1.2		Q DEmdeg	1.6		Q pmRA	1.2
Q pmDE	1.6		BTmag	8.224		E BTmag	0.017		VTmag	7.969
E VTmag	0.014		Prox	155		TYC	T		HIP	61127
CCDM	A		RAdeg	187.90204417		DEdeg	-11.07225694		EpRA 1990	1.73
EpDE 1990	1.61		E RAdeg	6.1		E DEdeg	7.0		Posflg
Corr	0.3

SAO	157339		DelFlag			RA1950			PmRA1950	-0.0035
DE1950			PmDE1950	-0.01		Vmag	7.5		SpType	A5
Double code			Source	70		CatNum	17068		DM	BD-10 3487
DMcomp			BDsup			HD	109005		M HD	0
GC	17068		RA1950rad	3.26821496		DE1950rad	-0.1884318		PmRA2000	-0.0032
PmDE2000	-0.004

Catalog	H		HIP	61127		Proxy			RAhms	12 31 36.49
DEdms	-11 04 20.1		Vmag	7.97		VarFlag			R Vmag	G
RAdeg	187.902		DEdeg	-11.0723		AstroRef	A		Plx	2.21
CCDM	12316-1104		N CCDM	I		Nsys	2		Ncomp	1
MultFlag	C		Source	P		Qual	B		M HIP
Theta			Rho			HD	109005		BD	BD-10 3487
CD			CP			Dm number	-10 3487		VIred	0.24
SpType	A7		R SpType			Coord arcsec 2000	123136.49-110420.1

HIP	61127		Sn	95		So	3		Nc	1
RArad	3.2795093574		DErad	-0.1932473034		Plx	11.41		PmRA	-47.13
PmDE	-9.32		E RArad	3.1		E DErad	2.63		E Plx	4.16
E pmRA	3.27		E pmDE	2.48		Hpmag	7.9895		E Hpmag	0.0221
SHp	0.124		VA	0		BV	0.22		E BV	0.015
VI	0.24

Ccdm	12316-1104		RComp			Comp	A		Note1
Note2			Discov num			DRAs	0.44		DDEs	-19.5
R dRAs	10		Year			Theta			Rho
Obs	2		Vmag	7.5		Sp	A5		PmNote	*
PmRA	-60		PmDE	-1		Dm number	-10 3487		Cat1	BD
Name2	157339		Cat2	SAO		HD	109005		M HD
ADS BDS	A 8585		M ADS BDS			N IDS			IDS	12264S1031A
HIC	61127

Componente originario normalizzato	AB		Coord arcsec 2000	123136.21-110435.4		Mag	8.43		PmRA	-50.00
PmDE	-6.0		SAO	157338		HIP	61125		Tycho2	5530-02061-1
HD	91168		BD	BD-10 3486		Calc delta mag	0.46		Calc coord	yes

Tycho2	5530-02061-1		Pflag			RAmdeg	187.90087004		DEmdeg	-11.07645437
PmRA	-51.1		PmDE	-5.5		E RAmdeg	8		E DEmdeg	9
E pmRA	1.9		E pmDE	1.9		EpRAm	1991.56		EpDEm	1991.31
Num	3		Q RAmdeg	1.9		Q DEmdeg	0.1		Q pmRA	1.8
Q pmDE	0.1		BTmag	8.750		E BTmag	0.020		VTmag	8.433
E VTmag	0.016		Prox	155		TYC	T		HIP	61125
CCDM	B		RAdeg	187.90098917		DEdeg	-11.07644139		EpRA 1990	1.76
EpDE 1990	1.58		E RAdeg	7.8		E DEdeg	9.2		Posflg
Corr	0.3

SAO	157338		DelFlag			RA1950			PmRA1950	-0.0037
DE1950			PmDE1950	-0.005		Vmag	8.7		SpType	A
Double code			Source	20		CatNum	4542		DM	BD-10 3486
DMcomp			BDsup			HD	91168		M HD	0
GC			RA1950rad	3.26819517		DE1950rad	-0.18850206		PmRA2000	-0.0034
PmDE2000	0.001

Catalog	H		HIP	61125		Proxy			RAhms	12 31 36.24
DEdms	-11 04 35.2		Vmag	8.4		VarFlag			R Vmag	G
RAdeg	187.901		DEdeg	-11.0764		AstroRef	B		Plx	-0.26
CCDM	12316-1104		N CCDM	I		Nsys	2		Ncomp	1
MultFlag	C		Source	I		Qual	B		M HIP
Theta			Rho			HD			BD	BD-10 3486
CD			CP			Dm number	-10 3486		VIred	0.37
SpType	A		R SpType			Coord arcsec 2000	123136.24-110435.2

HIP	61125		Sn	95		So	3		Nc	1
RArad	3.2794909082		DErad	-0.193320375		Plx	13.48		PmRA	-53.98
PmDE	1.46		E RArad	5.86		E DErad	4.95		E Plx	8.25
E pmRA	6.46		E pmDE	4.8		Hpmag	8.4594		E Hpmag	0.0273
SHp	0		VA	0		BV	0.32		E BV	0.02
VI	0.37

Ccdm	12316-1104		RComp			Comp	B		Note1
Note2			Discov num	STF1649		DRAs	0.20		DDEs	-34.9
R dRAs	10		Year	1830		Theta	194		Rho	15.3
Obs	9		Vmag	8.1		Sp	A		PmNote	*
PmRA	-55		PmDE	-5		Dm number	-10 3486		Cat1	BD
Name2	157338		Cat2	SAO		HD			M HD
ADS BDS	A 8585		M ADS BDS	N		N IDS			IDS	12264S1031B
HIC	61125