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Current system
11545+1925
STTA 112 AB
HD 103432


Nearby doubles
4' : 11545+1921
CVR 632

9' : 11547+1916
KPP2373

28' : 11557+1902
GWP1706

56' : 11561+2015
BRT2289

56' : 11526+2014
LDS4153

57' : 11539+2020
HU 1256AB

57' : 11531+1832
GRV1195

58' : 11533+2019
STF1577

59' : 11542+2023
CBL 363

60' : 11511+1851
HJ 511AB

62' : 11528+1828
GWP1696

68' : 11570+2023
DVG 32

69' : 11574+2019
DVG 34

72' : 11571+2026
DVG 33

75' : 11574+1823
A 2486

76' : 11495+1949
GWP1685

88' : 11575+1809
GWP1713

93' : 11584+1810
GWP1720

93' : 11516+1802
SLW 661

103' : 11534+1744
LNV 11

105' : 11480+2013
STFB 7AB

105' : 11595+1808
GRV 847

106' : 12019+1939
CVR 641

106' : 11564+1742
LNV 12

107' : 11475+2002
SHJ 130AB

109' : 12006+1820
HDS1688AB



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

11545+1925 STTA 112 AB (HD 103432)

 
 
11h 54m 32.07s +19° 24' 40.4" P.A. 36.00 sep 73.4 mag 8.28,8.49 Sp G0 dist. 40.5 pc (132.11 l.y.)
 
 
Coord 2000 11545+1925 Discov num STTA112 Comp AB Coord arcsec 2000 11 54 32.07 +19 24 40.4
Date first 1875 Date last 2017 Obs 36
Pa first 35 Pa last 35.5 P.A. Now (θ) 35.5°
Sep first 73.1 Sep last 73.4 Sep. Now (ρ) 73.4"
Mag pri 8.28 Mag sec 8.49 delta mag (ΔM) 0.21 Spectral class G0 (yellow)
Pri motion ra -458 Sec motion ra -453
Pri motion dec -018 Sec motion dec -015
Notes N Z V (See Notes, Parallax indicates components are physical, Proper motion indicates physical)
rPM=0.013 (< 0.3, Physical double)
This double is physical.
 
 
11545+1925 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 103432 99858 11 54 32 +19 24 40 STTA 112 AB 2017 36 36 73.4 8.28 8.49 0.21 <===
Show 99861 11 54 35 +19 25 40 LBU 14 BC 2017 4 350 79.6 8.49 12.83 4.34
Show 99861 11 54 35 +19 25 40 LBU 14 BD 2017 4 314 116.5 8.49 13.48 4.99
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 103432 Constellation Leo SAO 99858 HIP 58067
Tycho2 1443-00454-1 HD 103432 GC 16283 GL Gl 452.3A
BD BD+20 2658 Distance 40.5 Distance ly 132.11
 
 
WDS 11545+1925 STTA 112 AB (HD 103432) : NOTES
 
 
discov_num notes refcode
STTA112 LDS 929. B is BD+20@2659.
NLTT 28915/28923 Chm2004
AB: HJL 161. HJL1986
AB: SHY 229. Bayesian analysis by Shaya & Olling (2011) indicates very Shy2011
high (near 100%) probability pair is physical.
 
 
REFERENCES
 
 
refcode metd author reference
Chm2004 E - Chaname, J. & Gould, A. 2004ApJ...601..289C
Chm2004 ApJ 601, 289, 2004
Chm2004 (Photometry, coordinates, and astrometry from rNLTT. Astrometry from early
Chm2004 versions of 2MASS and UCAC, with date given only as "circa 2000". Measures
Chm2004 identical to discovery observations - predominantly close pairs - were assumed
Chm2004 not new observations, so not included in WDS. Similar concerns when primary and
Chm2004 secondary magnitudes or proper motions were the same.)
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)
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 LBU Le Beau, J.
39 STT Struve, O.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
11545+1925 STTA112 AB 2004 26 35 73.1 8.28 8.49 G0 NZDV 115432.07+192440.4
11545+1925 STTA112 AB 2014 28 35 72.9 8.28 8.49 G0 NZ V 115432.07+192440.4
11545+1925 STTA112 AB 2015 30 37 73.8 8.28 8.49 G0 NZ V 115432.07+192440.4
11545+1925 STTA112 AB 2017 32 36 73.4 8.28 8.49 G0 NZ V 115432.07+192440.4

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

 
 
WDS 11545+1925 STTA 112 AB (HD 103432) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 11545+1925 STTA 112 AB (HD 103432) : MEASURES
 
 
No records found.

 
 
WDS 11545+1925 (HD 103432) : VIRTUAL EYEPIECE
 
 

11545+1925 STTA112A mag 8.28 Sp G0 11545+1925 LBU 14B sep 73.5 P.A. 35.40 mag 8.49 Sp G5 11545+1925 LBU 14C sep 141.4 P.A. 12.10 mag 12.83 11545+1925 LBU 14D sep 145.0 P.A. 345.20 mag 13.48 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 11545+1925 (HD 103432) : ALADIN DSS IMAGE @ 11h 54m 32.07s +19° 24' 40.4"
 
 
 
 
WDS 11545+1925 STTA 112 AB (HD 103432) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

11545+1925 STTA112AB distance=1' 11545+1925 LBU 14BC distance=2' 11545+1925 LBU 14BD distance=2' 11545+1921 CVR 632 distance=4' 11547+1916 KPP2373 distance=9' 11557+1902 GWP1706 distance=28' 11561+2015 BRT2289 distance=56' 11526+2014 LDS4153 distance=56' 11539+2020 HU 1256AB distance=57' 11539+2020 HU 1256AC distance=57' 11531+1832 GRV1195 distance=57' 11533+2019 STF1577 distance=58' 11542+2023 CBL 363 distance=59' 11511+1851 HJ 511AB distance=60' 11511+1851 SIN 67AC distance=60' 11528+1828 GWP1696 distance=62' 11570+2023 DVG 32 distance=68' 11574+2019 DVG 34 distance=69' 11571+2026 DVG 33 distance=72' 11574+1823 A 2486 distance=75' 11495+1949 GWP1685 distance=76' 11575+1809 GWP1713 distance=88' 11584+1810 GWP1720 distance=93' 11516+1802 SLW 661 distance=93' 11534+1744 LNV 11 distance=103' 11480+2013 MKT 7Aa,Ab distance=105' 11480+2013 STFB 7AB distance=105' 11595+1808 GRV 847 distance=105' 12019+1939 CVR 641 distance=106' 11564+1742 LNV 12 distance=106' 11475+2002 HDS1665Aa,Ab distance=107' 11475+2002 SHJ 130AB distance=107' 12006+1820 HDS1688AB distance=109' 12006+1820 GII 182Aa,Ab distance=109' 11545+1735 A 2485 distance=110' 11576+1742 COU 296 distance=112' 12024+1916 A 2165 distance=112' 11594+2052 HO 534 distance=112' 11528+2117 UC 2225 distance=116' 11489+1802 LDS5742 distance=117' 11550+1724 GRV 843 distance=121' 12007+2051 BDK 5 distance=123' 12000+1736 KPP 616 distance=134' 12023+2047 A 2164 distance=138' 11470+2056 CBL 357 distance=141' 12046+1952 SLW 680 distance=145' 11452+1821 GIC 101 distance=148' 12000+1720 TDS8157 distance=148' 12033+2045 TDS8195 distance=148' 11441+1914 CBL 351 distance=148' 12022+2108 A 2163 distance=150' 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 11545+1925 STTA112 AB 36 73.4 1
Show 11545+1925 LBU 14 BC 350 79.6 2
Show 11545+1925 LBU 14 BD 314 116.5 2
Show 11545+1921 CVR 632 214 18.2 4
Show 11547+1916 KPP2373 223 20.3 9
Show 11557+1902 GWP1706 328 27.4 28
Show 11561+2015 BRT2289 87 1.6 56
Show 11526+2014 LDS4153 206 59.7 56
Show 11539+2020 HU 1256 AB 355 0.3 57
Show 11539+2020 HU 1256 AC 347 1.4 57
Show 11531+1832 GRV1195 198 15.2 57
Show 11533+2019 STF1577 10 8.6 58
Show 11542+2023 CBL 363 75 14.7 59
Show 11511+1851 HJ 511 AB 245 33.8 60
Show 11511+1851 SIN 67 AC 190 23.9 60
Show 11528+1828 GWP1696 139 27.0 62
Show 11570+2023 DVG 32 258 53.9 68
Show 11574+2019 DVG 34 122 6.1 69
Show 11571+2026 DVG 33 47 32.3 72
Show 11574+1823 A 2486 239 1.1 75
Show 11495+1949 GWP1685 283 18.0 76
Show 11575+1809 GWP1713 184 9.7 88
Show 11584+1810 GWP1720 172 132.7 93
Show 11516+1802 SLW 661 268 153.1 93
Show 11534+1744 LNV 11 164 3.2 103
Show 11480+2013 MKT 7 Aa,Ab 23 0.0 105
Show 11480+2013 STFB 7 AB 356 75.5 105
Show 11595+1808 GRV 847 350 32.8 105
Show 12019+1939 CVR 641 181 27.0 106
Show 11564+1742 LNV 12 347 2.4 106
Show 11475+2002 HDS1665 Aa,Ab 133 1.0 107
Show 11475+2002 SHJ 130 AB 30 71.0 107
Show 12006+1820 HDS1688 AB 6 0.5 109
Show 12006+1820 GII 182 Aa,Ab 99 0.1 109
Show 11545+1735 A 2485 216 2.3 110
Show 11576+1742 COU 296 233 1.6 112
Show 12024+1916 A 2165 38 0.3 112
Show 11594+2052 HO 534 138 10.3 112
Show 11528+2117 UC 2225 203 5.8 116
Show 11489+1802 LDS5742 109 4.4 117
Show 11550+1724 GRV 843 246 31.8 121
Show 12007+2051 BDK 5 234 203.7 123
Show 12000+1736 KPP 616 56 5.6 134
Show 12023+2047 A 2164 122 1.5 138
Show 11470+2056 CBL 357 262 25.2 141
Show 12046+1952 SLW 680 337 14.1 145
Show 11452+1821 GIC 101 280 999.9 148
Show 12000+1720 TDS8157 125 0.6 148
Show 12033+2045 TDS8195 61 0.2 148
Show 11441+1914 CBL 351 213 15.3 148
Show 12022+2108 A 2163 169 0.7 150

 
 
WDS 11545+1925 : COMPONENTS
 
 
  A B C
B pa=35.4°
sep=73.49"
 
C pa=12.1°
sep=141.41"
pa=350.6°
sep=79.47"
 
D pa=345.2°
sep=145.03"
pa=315.3°
sep=113.07"
pa=271.7°
sep=66.55"
 
 
11545+1925 A
 
 
Name HD 103432 Coord arcsec 2000 115432.07+192440.4 Mag 8.28 Spectral class G0 (yellow)
PmRA -458.00 PmDE -18.0 SAO 99858 HIP 58067
Tycho2 1443-00454-1 HD 103432 GC 16283 BD BD+20 2658
Tycho2
Tycho2 1443-00454-1 Pflag RAmdeg 178.63361784 DEmdeg 19.41123347
PmRA -449.6 PmDE -15.7 E RAmdeg 8 E DEmdeg 8
E pmRA 0.9 E pmDE 0.9 EpRAm 1990.27 EpDEm 1990.29
Num 16 Q RAmdeg 0.6 Q DEmdeg 0.6 Q pmRA 0.7
Q pmDE 0.7 BTmag 9.043 E BTmag 0.020 VTmag 8.279
E VTmag 0.014 Prox 734 TYC T HIP 58067
CCDM RAdeg 178.63470194 DEdeg 19.41126944 EpRA 1990 1.81
EpDE 1990 1.69 E RAdeg 7.8 E DEdeg 8.2 Posflg
Corr 0.4
SAO
SAO 99858 DelFlag RA1950 PmRA1950 -0.032
DE1950 PmDE1950 -0.016 Vmag 8.4 SpType G0
Double code Source 70 CatNum 16283 DM BD+20 2658
DMcomp BDsup HD 103432 M HD 0
GC 16283 RA1950rad 3.10662831 DE1950rad 0.34365228 PmRA2000 -0.0319
PmDE2000 -0.011
Hipparcos
Catalog H HIP 58067 Proxy RAhms 11 54 32.35
DEdms +19 24 40.6 Vmag 8.2 VarFlag R Vmag H
RAdeg 178.635 DEdeg 19.4113 AstroRef Plx 27.01
CCDM 11546+1925 N CCDM I Nsys 2 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 103432 BD BD+20 2658
CD CP Dm number +20 2658 VIred 0.76
SpType G0 R SpType Coord arcsec 2000 115432.35+192440.6
Hipparcos 2
HIP 58067 Sn 5 So 0 Nc 1
RArad 3.1177650218 DErad 0.3387905444 Plx 24.69 PmRA -449.42
PmDE -16.11 E RArad 0.79 E DErad 0.58 E Plx 1.07
E pmRA 1.16 E pmDE 0.8 Hpmag 8.3393 E Hpmag 0.0021
SHp 0.014 VA 0 BV 0.71 E BV 0.015
VI 0.76
 
 
11545+1925 B
 
 
Coord arcsec 2000 115435.08+192540.3 Coord calc 115435.08+192540.3 Mag 8.49 Spectral class G5 (yellow)
PmRA -453.00 PmDE -15.0 SAO 99861 HIP 58073
Tycho2 1443-00475-1 HD 103431 GC 16284 BD BD+20 2659
Calc delta mag 0.21
Tycho2
Tycho2 1443-00475-1 Pflag RAmdeg 178.64616354 DEmdeg 19.42783495
PmRA -451.5 PmDE -13.1 E RAmdeg 9 E DEmdeg 10
E pmRA 0.9 E pmDE 0.9 EpRAm 1990.32 EpDEm 1989.78
Num 13 Q RAmdeg 0.8 Q DEmdeg 0.5 Q pmRA 0.9
Q pmDE 0.4 BTmag 9.321 E BTmag 0.022 VTmag 8.490
E VTmag 0.016 Prox 734 TYC T HIP 58073
CCDM RAdeg 178.64725278 DEdeg 19.42786472 EpRA 1990 1.81
EpDE 1990 1.66 E RAdeg 8.9 E DEdeg 9.7 Posflg
Corr 0.4
SAO
SAO 99861 DelFlag RA1950 PmRA1950 -0.0319
DE1950 PmDE1950 -0.028 Vmag 8.4 SpType G5
Double code Source 70 CatNum 16284 DM BD+20 2659
DMcomp BDsup HD 103431 M HD 0
GC 16284 RA1950rad 3.10684712 DE1950rad 0.34393775 PmRA2000 -0.0318
PmDE2000 -0.023
Hipparcos
Catalog H HIP 58073 Proxy RAhms 11 54 35.36
DEdms +19 25 40.3 Vmag 8.43 VarFlag R Vmag G
RAdeg 178.647 DEdeg 19.4279 AstroRef Plx 27.44
CCDM 11546+1925 N CCDM I Nsys 2 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 103431 BD BD+20 2659
CD CP Dm number +20 2659 VIred 0.8
SpType G5 R SpType Coord arcsec 2000 115435.36+192540.3
Hipparcos 2
HIP 58073 Sn 5 So 0 Nc 1
RArad 3.1179840902 DErad 0.3390801902 Plx 26.05 PmRA -452.47
PmDE -15.89 E RArad 0.99 E DErad 0.91 E Plx 1.37
E pmRA 1.17 E pmDE 1.03 Hpmag 8.5522 E Hpmag 0.0018
SHp 0.015 VA 0 BV 0.76 E BV 0.015
VI 0.8
 
 
11545+1925 C
 
 
Coord arcsec 2000 115434.16+192658.7 Mag 12.83 PmRA -21.00 PmDE -9.0
Calc delta mag 4.55 Calc coord yes
 
 
11545+1925 D
 
 
Coord arcsec 2000 115429.46+192700.6 Mag 13.48 PmRA -3.00 PmDE 2.0
Calc delta mag 5.2 Calc coord yes