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Current system
11520+0850
STF 1575
HD 103046


Nearby doubles
46' : 11545+0824
CVR1391

46' : 11521+0936
GWP1692AB

54' : 11556+0847
GWP1705

58' : 11491+0811
GWP1682

61' : 11516+0749
SKF2771

68' : 11547+0944
BRT1276

68' : 11523+0957
LDS4152

70' : 11479+0815
SHJ 131AB

72' : 11475+0825
GWP1675

78' : 11524+0733
STF3075

79' : 11519+0731
BWL 66

83' : 11500+0733
GWP1687

85' : 11464+0904
STF1571

85' : 11490+0737
CVR1384

87' : 11461+0853
GWP1672

88' : 11468+0932
LAS 18

91' : 11529+0720
KPP2076

95' : 11498+1019
SLW 655

101' : 11587+0900
SLW 672

104' : 11510+0707
EPI 13

104' : 11450+0838
UC 166

105' : 11500+1030
HEI 505

105' : 11453+0816
VIG 14AB

108' : 11591+0909
STF3077

110' : 11538+1036
KPP2186

110' : 11460+0746
A 2778



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Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

11520+0850 STF 1575 (HD 103046)

 
 
11h 51m 57.57s +08° 49' 48.0" P.A. 210.00 sep 30.5 mag 7.43,7.89 Sp K0 dist. 98.91 pc (322.64 l.y.)
 
 
Coord 2000 11520+0850 Discov num STF1575 Comp Coord arcsec 2000 11 51 57.57 +08 49 48.0
Date first 1782 Date last 2021 Obs 73
Pa first 214 Pa last 209.9 P.A. Now (θ) 209.9°
Sep first 27.5 Sep last 30.54 Sep. Now (ρ) 30.54"
Mag pri 7.43 Mag sec 7.89 delta mag (ΔM) 0.46 Spectral class K0 (yellow-orange)
Pri motion ra -010 Sec motion ra +008
Pri motion dec -050 Sec motion dec -051
Notes N Z V (See Notes, Parallax indicates components are physical, Proper motion indicates physical)
rPM=0.349
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 103046 Constellation Virgo SAO 119084 HIP 57856
Tycho2 0864-00664-1 Gaia DR2 3911652051927377792 HD 103046 GC 16240
BD BD+09 2552 Distance 98.91 Distance ly 322.64
 
 
WDS 11520+0850 STF 1575 (HD 103046) : NOTES
 
 
discov_num notes refcode
STF1575 B is BD+09@2552.
HJL 158. HJL1986
SHY 581. Bayesian analysis by Shaya & Olling (2011) indicates very Shy2011
high (near 100%) probability pair is physical.
H 4 49. MEv2010
 
 
REFERENCES
 
 
refcode metd author reference
HJL1986 Pa - Halbwachs, J.L. 1986A&AS...66..131H
HJL1986 A&AS 66, 131, 1986
HJL1986 (Possible CPM pairs from AGK2/3. Coarse astrometry, incl. mean 1950 dates, added
HJL1986 only for previously unknown pairs. Table 1: HJL 1 - 326, Table 2: HJL1001 - 1113)
MEv2010 - MacEvoy, B. ...................
MEv2010 private communication, 2010 (see http://www.handprint.com/ASTRO/index.html)
Shy2011 - Shaya, E.J. & Olling, R. 2011ApJS..192....2S
Shy2011 ApJS 192, 2, 2011
Shy2011 (Statistical analysis of probability that wide Hipparcos pairs are physical. Pairs
Shy2011 added to WDS only if probability 90% or greater.)
 
 
DISCOVERER
 
 
idgroup discov author
1 STF Struve, F.G.W.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
11520+0850 STF1575 2008 54 210 30.6 7.43 7.89 K0 NZDV 115157.57+084948.0
11520+0850 STF1575 2012 60 212 31.2 7.43 7.89 K0 NZDV 115157.57+084948.0
11520+0850 STF1575 2013 63 210 30.5 7.43 7.89 K0 NZDV 115157.57+084948.0
11520+0850 STF1575 2015 64 209 30.4 7.43 7.89 K0 NZDV 115157.57+084948.0
11520+0850 STF1575 2018 72 211 30.5 7.43 7.89 K0 NZ V 115157.57+084948.0
11520+0850 STF1575 2021 73 210 30.5 7.43 7.89 K0 NZ V 115157.57+084948.0

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

 
 
WDS 11520+0850 STF 1575 (HD 103046) : VISUAL OBSERVATIONS REPORTS
 
 
Show date username difficulty separation pa_estim interest notes
Show 22/05/11 daedalus1   separated 210   Seeing Pickering 3, very poor. Measures: theta 209.5, rho 30".64

 
 
WDS 11520+0850 STF 1575 (HD 103046) : MEASURES
 
 
No records found.

 
 
WDS 11520+0850 (HD 103046) : VIRTUAL EYEPIECE
 
 

11520+0850 STF1575A mag 7.43 Sp K0 11520+0850 STF1575B sep 30.4 P.A. 209.60 mag 7.89 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 11520+0850 (HD 103046) : ALADIN DSS IMAGE @ 11h 51m 57.57s +08° 49' 48.0"
 
 
 
 
WDS 11520+0850 STF 1575 (HD 103046) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

11520+0850 STF1575 distance=0' 11545+0824 CVR1391 distance=46' 11521+0936 GWP1692AB distance=46' 11521+0936 GWP1692BC distance=46' 11556+0847 GWP1705 distance=54' 11491+0811 GWP1682 distance=58' 11516+0749 SKF2771 distance=61' 11547+0944 BRT1276 distance=68' 11523+0957 LDS4152 distance=68' 11479+0815 CHR 134Aa,Ab distance=70' 11479+0815 SHJ 131AB distance=70' 11479+0815 SHJ 131AC distance=70' 11479+0815 RBR 2AD distance=70' 11479+0815 HEI 504CE distance=72' 11475+0825 GWP1675 distance=72' 11524+0733 STF3075 distance=78' 11519+0731 BWL 66 distance=79' 11500+0733 GWP1687 distance=83' 11464+0904 STF1571 distance=85' 11490+0737 CVR1384 distance=85' 11461+0853 GWP1672 distance=87' 11468+0932 LAS 18 distance=88' 11529+0720 KPP2076 distance=91' 11498+1019 SLW 655 distance=95' 11587+0900 SLW 672 distance=101' 11510+0707 EPI 13 distance=104' 11450+0838 UC 166 distance=104' 11500+1030 HEI 505 distance=105' 11453+0816 VIG 14AB distance=105' 11453+0816 PIN 5AC distance=105' 11591+0909 STF3077 distance=108' 11538+1036 KPP2186 distance=110' 11460+0746 A 2778 distance=110' 11527+0701 HEI 506 distance=111' 11444+0913 NSN 620 distance=115' 11473+1027 YSC 94AB distance=120' 11473+1027 GII 180Aa,Ab distance=120' 12004+0910 CBL 366 distance=126' 11522+1100 SLW 663 distance=130' 11453+0722 GWP1663 distance=133' 11482+1050 GWP1678 distance=133' 11599+0749 TDS8156 distance=134' 11552+0645 CVR1392 distance=134' 12010+0905 CVR 639 distance=136' 11434+0941 SLW 636 distance=137' 11553+1401 HJ 193 distance=140' 11504+1111 CVR 627 distance=143' 11541+0628 GWP1704 distance=146' 11440+0721 J 1016 distance=147' 12001+0727 CVR1395 distance=147' 11563+1102 SKF 256AB distance=147' grafico limitrofi
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 11520+0850 STF1575 210 30.5
Show 11545+0824 CVR1391 300 3.9 46
Show 11521+0936 GWP1692 AB 284 48.9 46
Show 11521+0936 GWP1692 BC 138 67.2 46
Show 11556+0847 GWP1705 9 37.7 54
Show 11491+0811 GWP1682 195 20.8 58
Show 11516+0749 SKF2771 34 15.9 61
Show 11547+0944 BRT1276 359 2.9 68
Show 11523+0957 LDS4152 349 230.3 68
Show 11479+0815 CHR 134 Aa,Ab 85 0.4 70
Show 11479+0815 SHJ 131 AB 358 148.4 70
Show 11479+0815 SHJ 131 AC 322 482.1 70
Show 11479+0815 RBR 2 AD 293 3.0 70
Show 11479+0815 HEI 504 CE 90 3.8 72
Show 11475+0825 GWP1675 50 10.2 72
Show 11524+0733 STF3075 182 18.6 78
Show 11519+0731 BWL 66 107 0.5 79
Show 11500+0733 GWP1687 352 73.3 83
Show 11464+0904 STF1571 298 9.8 85
Show 11490+0737 CVR1384 277 3.7 85
Show 11461+0853 GWP1672 45 30.4 87
Show 11468+0932 LAS 18 155 9.7 88
Show 11529+0720 KPP2076 110 16.7 91
Show 11498+1019 SLW 655 255 30.5 95
Show 11587+0900 SLW 672 61 130.5 101
Show 11510+0707 EPI 13 257 2.7 104
Show 11450+0838 UC 166 58 62.8 104
Show 11500+1030 HEI 505 348 1.4 105
Show 11453+0816 VIG 14 AB 352 12.5 105
Show 11453+0816 PIN 5 AC 163 50.0 105
Show 11591+0909 STF3077 46 8.6 108
Show 11538+1036 KPP2186 239 18.0 110
Show 11460+0746 A 2778 193 0.4 110
Show 11527+0701 HEI 506 75 2.3 111
Show 11444+0913 NSN 620 242 6.2 115
Show 11473+1027 YSC 94 AB 250 0.7 120
Show 11473+1027 GII 180 Aa,Ab 137 0.2 120
Show 12004+0910 CBL 366 158 9.9 126
Show 11522+1100 SLW 663 113 168.5 130
Show 11453+0722 GWP1663 8 71.5 133
Show 11482+1050 GWP1678 48 96.4 133
Show 11599+0749 TDS8156 292 0.6 134
Show 11552+0645 CVR1392 309 4.3 134
Show 12010+0905 CVR 639 131 22.4 136
Show 11434+0941 SLW 636 332 9.6 137
Show 11553+1401 HJ 193 30 15.6 140
Show 11504+1111 CVR 627 246 14.9 143
Show 11541+0628 GWP1704 8 10.4 146
Show 11440+0721 J 1016 185 3.9 147
Show 12001+0727 CVR1395 78 3.3 147
Show 11563+1102 SKF 256 AB 102 16.3 147

 
 
WDS 11520+0850 : COMPONENTS
 
 
  A
B pa=209.6°
sep=30.45"
 
 
11520+0850 A
 
 
Componente originario normalizzato AB Name HD 103047 Coord arcsec 2000 115157.57+084948.0 Mag 7.43
Spectral class K0 (yellow-orange) PmRA -10.00 PmDE -50.0 SAO 119084
HIP 57858 Tycho2 0864-00664-1 HD 103047 GC 16240
BD BD+09 2553
Tycho2
Tycho2 0864-00664-1 Pflag RAmdeg 177.98985811 DEmdeg 8.82998728
PmRA -4.0 PmDE -51.7 E RAmdeg 5 E DEmdeg 6
E pmRA 1.2 E pmDE 1.3 EpRAm 1991.29 EpDEm 1991.09
Num 13 Q RAmdeg 0.8 Q DEmdeg 0.7 Q pmRA 0.7
Q pmDE 0.6 BTmag 8.541 E BTmag 0.018 VTmag 7.432
E VTmag 0.011 Prox 305 TYC T HIP 57858
CCDM RAdeg 177.98986694 DEdeg 8.83010750 EpRA 1990 1.74
EpDE 1990 1.64 E RAdeg 5.3 E DEdeg 6.4 Posflg
Corr 0.2
SAO
SAO 119084 DelFlag RA1950 PmRA1950 -0.0009
DE1950 PmDE1950 -0.058 Vmag 8.1 SpType K0
Double code Source 70 CatNum 16240 DM BD+09 2553
DMcomp BDsup HD 103047 M HD 0
GC 16240 RA1950rad 3.0952927 DE1950rad 0.15897791 PmRA2000 -0.0008
PmDE2000 -0.054
Hipparcos
Catalog H HIP 57858 Proxy RAhms 11 51 57.57
DEdms +08 49 48.4 Vmag 7.4 VarFlag R Vmag G
RAdeg 177.99 DEdeg 8.83012 AstroRef Plx 10.78
CCDM 11520+0850 N CCDM I Nsys 2 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 103047 BD BD+09 2553
CD CP Dm number +09 2553 VIred 0.95
SpType K0 R SpType Coord arcsec 2000 115157.57+084948.4
Hipparcos 2
HIP 57858 Sn 5 So 0 Nc 1
RArad 3.1065093255 DErad 0.1541145945 Plx 10.36 PmRA -9.62
PmDE -50.05 E RArad 0.64 E DErad 0.46 E Plx 0.72
E pmRA 0.89 E pmDE 0.62 Hpmag 7.513 E Hpmag 0.0018
SHp 0.013 VA 0 BV 0.97 E BV 0.015
VI 0.95
CCDM
Ccdm 11520+0850 RComp Comp A Note1
Note2 Discov num DRAs -2.41 DDEs -12.3
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.1 Sp G0 PmNote *
PmRA 7 PmDE -58 Dm number +09 2553 Cat1 BD
Name2 +09 1459 Cat2 AGK2/3 HD 103047 M HD
ADS BDS A 8327 M ADS BDS N IDS IDS 11468N0923A
HIC 57858
 
 
11520+0850 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 115156.56+084921.5 Mag 7.89 PmRA 8.00
PmDE -51.0 SAO 119083 HIP 57856 Tycho2 0864-01013-1
HD 103046 BD BD+09 2552 Calc delta mag 0.46 Calc coord yes
Tycho2
Tycho2 0864-01013-1 Pflag RAmdeg 177.98558478 DEmdeg 8.82264468
PmRA 0.6 PmDE -51.6 E RAmdeg 6 E DEmdeg 7
E pmRA 1.6 E pmDE 1.5 EpRAm 1991.33 EpDEm 1991.04
Num 10 Q RAmdeg 1.0 Q DEmdeg 1.4 Q pmRA 1.0
Q pmDE 1.4 BTmag 8.458 E BTmag 0.017 VTmag 7.886
E VTmag 0.013 Prox 305 TYC T HIP 57856
CCDM RAdeg 177.98558361 DEdeg 8.82276417 EpRA 1990 1.76
EpDE 1990 1.64 E RAdeg 5.9 E DEdeg 7.1 Posflg
Corr 0.2
SAO
SAO 119083 DelFlag RA1950 PmRA1950 0.0008
DE1950 PmDE1950 -0.063 Vmag 8.6 SpType F5
Double code Source 33 CatNum 5941 DM BD+09 2552
DMcomp BDsup HD 103046 M HD 0
GC RA1950rad 3.0952221 DE1950rad 0.15884945 PmRA2000 0.0009
PmDE2000 -0.059
Hipparcos
Catalog H HIP 57856 Proxy RAhms 11 51 56.54
DEdms +08 49 22.0 Vmag 7.93 VarFlag R Vmag G
RAdeg 177.986 DEdeg 8.82277 AstroRef Plx 10.09
CCDM 11520+0850 N CCDM I Nsys 2 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 103046 BD BD+09 2552
CD CP Dm number +09 2552 VIred 0.56
SpType K0III-IV R SpType Coord arcsec 2000 115156.54+084922.0
Hipparcos 2
HIP 57856 Sn 5 So 0 Nc 1
RArad 3.1064342548 DErad 0.1539863604 Plx 10.11 PmRA -2.2
PmDE -53.12 E RArad 0.71 E DErad 0.5 E Plx 0.79
E pmRA 1 E pmDE 0.69 Hpmag 8.0129 E Hpmag 0.0017
SHp 0.013 VA 0 BV 0.49 E BV 0.015
VI 0.56
CCDM
Ccdm 11520+0850 RComp Comp B Note1
Note2 Discov num STF1575 DRAs -3.51 DDEs -40.4
R dRAs 10 Year 1832 Theta 210 Rho 30.6
Obs 14 Vmag 8.7 Sp F5 PmNote *
PmRA -12 PmDE -89 Dm number +09 2552 Cat1 BD
Name2 +09 1458 Cat2 AGK2/3 HD 103046 M HD
ADS BDS A 8327 M ADS BDS N IDS IDS 11468N0923B
HIC 57856