11347+1648 STF 1552 BC

 
 
11h 34m 42.40s +16° 47' 46.2" P.A. 236.00 sep 60.2 mag 7.31,9.77 Sp B4V
 
 
Coord 2000 11347+1648 Discov num STF1552 Comp BC Coord arcsec 2000 11 34 42.40 +16 47 46.2
Date first 1822 Date last 2018 Obs 41
Pa first 235 Pa last 236.4 P.A. Now (θ) 236.4°
Sep first 56.7 Sep last 60.22 Sep. Now (ρ) 60.22"
Mag pri 7.31 Mag sec 9.77 delta mag (ΔM) 2.46 Spectral class B4V (blue-white)
Pri motion ra -009 Sec motion ra -009
Pri motion dec -001 Sec motion dec -001
Notes N (See Notes)
Nature of this double is uncertain.
 
 
11347+1648 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 90 Leo 99673 11 34 42 +16 47 49 STF 1552 AB 2018 208 209 3.1 6.26 7.31 1.05
Show 99673 11 34 42 +16 47 49 STF 1552 AC 2018 54 235 63.4 6.26 9.77 3.51
Show 11 34 42 +16 47 46 STF 1552 BC 2018 41 236 60.2 7.31 9.77 2.46 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Leo
 
 
WDS 11347+1648 STF 1552 BC : NOTES
 
 
discov_num notes refcode
STF1552 90 Leo. B is a spectroscopic binary. Mlr1952a
AB: H 1 27. MEv2010
 
 
REFERENCES
 
 
refcode metd author reference
MEv2010 - MacEvoy, B. ...................
MEv2010 private communication, 2010 (see http://www.handprint.com/ASTRO/index.html)
Mlr1952a Mc - Muller, P. 1952JO.....35...95M
Mlr1952a J. Obs. 35, 95, 1952
 
 
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
11347+1648 STF1552 BC 2004 34 237 59.2 7.40 8.80 N D 113442.40+164746.2
11347+1648 STF1552 BC 2008 35 236 59.2 7.40 8.80 N D 113442.40+164746.2
11347+1648 STF1552 BC 2013 38 236 59.8 7.31 9.77 B4V N 113442.40+164746.2
11347+1648 STF1552 BC 2014 39 236 59.9 7.31 9.77 B4V N 113442.40+164746.2
11347+1648 STF1552 BC 2018 40 236 60.2 7.31 9.77 B4V N 113442.40+164746.2

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

 
 
WDS 11347+1648 STF 1552 BC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 11347+1648 STF 1552 BC : MEASURES
 
 
No records found.

 
 
WDS 11347+1648 : VIRTUAL EYEPIECE
 
 

11347+1648 STF1552A mag 6.26 Sp B4V 11347+1648 STF1552B sep 3.0 P.A. 207.90 mag 7.31 Sp B9V 11347+1648 STF1552C sep 61.6 P.A. 233.70 mag 9.77 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.

Radius:
Components only
 
 
WDS 11347+1648 : ALADIN DSS IMAGE @ 11h 34m 42.40s +16° 47' 46.2"
 
 
 
 
WDS 11347+1648 STF 1552 BC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


11347+1648  STF1552BC distance=0' 11347+1648  STF1552AB distance=1' 11347+1648  STF1552AC distance=1' 11340+1657  CBL 345 distance=14' 11327+1638  UC 2165 distance=31' 11333+1613  SLW 615 distance=40' 11381+1701  GWP1626 distance=51' 11306+1641  BRT1273 distance=60' 11391+1635  CBL 552 distance=65' 11375+1748  LDS4123 distance=73' 11323+1754  FMR 221 distance=75' 11382+1748  CVR1373 distance=79' 11394+1604  GWP1633 distance=80' 11392+1750  YSC 209 distance=90' 11321+1809  HDS1635 distance=90' 11413+1701  HJL 153 distance=97' 11290+1555  HDS1629 distance=98' 11294+1749  GWP1590 distance=98' 11407+1745  BPM 582 distance=104' 11335+1838  LDS4115 distance=111' 11341+1453  HDS1641 distance=115' 11411+1536  BRT1274 distance=117' 11435+1641  TVB 240 distance=127' 11263+1610  HEI 157 distance=127' 11362+1442  SKF1079 distance=128' 11391+1844  GWP1631 distance=132' 11439+1642  KPP1475 distance=133' 11256+1627  HJ 4433AB distance=133' 11256+1627  SHY 224AC distance=133' 11338+1433  GWP1609 distance=135' 11335+1903  GWP1607 distance=137' 11345+1904  GWP1614 distance=137' 11252+1608  HEI 156BC distance=143' 11252+1608  UC 2134AB distance=143' 11323+1911  GWP1603 distance=148' 11396+1900  STF1565 distance=150' 11317+1422  STF1547AB distance=153' 11317+1422  WSI 101Aa,Ab distance=153' 11438+1808  LNV  10 distance=153' 11349+1921  GRV 837 distance=154' 11336+1414  WIS 187 distance=155' 11424+1459  KPP2222 distance=156' 11282+1859  LDS4104 distance=161' 11420+1447  CRC  19 distance=161' 11300+1917  GWP1593 distance=164' 11263+1839  ZUC   9 distance=164' 11438+1831  BRT2412 distance=167' 11436+1808  COU  26 distance=171' 11458+1751  CBL 355 distance=171' 11454+1811  SLW 640 distance=174' 11272+1908  KU   38 distance=176' grafico limitrofi
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Pass over with the mouse cursor to display the catalog designation.

Show name coord_2000 discov# comp pa sep dist(')
Show 11347+1648 STF1552 BC 236 60.2
Show 11347+1648 STF1552 AB 209 3.1 1
Show 11347+1648 STF1552 AC 235 63.4 1
Show 11340+1657 CBL 345 329 64.6 14
Show 11327+1638 UC 2165 353 16.7 31
Show 11333+1613 SLW 615 171 132.4 40
Show 11381+1701 GWP1626 41 11.8 51
Show 11306+1641 BRT1273 196 5.3 60
Show 11391+1635 CBL 552 212 8.2 65
Show 11375+1748 LDS4123 356 39.7 73
Show 11323+1754 FMR 221 151 6.2 75
Show 11382+1748 CVR1373 40 3.8 79
Show 11394+1604 GWP1633 42 13.7 80
Show 11392+1750 YSC 209 346 1.2 90
Show 11321+1809 HDS1635 30 0.4 90
Show 11413+1701 HJL 153 336 27.0 97
Show 11290+1555 HDS1629 341 0.5 98
Show 11294+1749 GWP1590 37 72.7 98
Show 11407+1745 BPM 582 198 110.5 104
Show 11335+1838 LDS4115 350 154.1 111
Show 11341+1453 HDS1641 248 0.4 115
Show 11411+1536 BRT1274 330 2.5 117
Show 11435+1641 TVB 240 305 26.7 127
Show 11263+1610 HEI 157 157 1.6 127
Show 11362+1442 SKF1079 90 58.6 128
Show 11391+1844 GWP1631 289 35.4 132
Show 11439+1642 KPP1475 72 11.1 133
Show 11256+1627 HJ 4433 AB 6 55.4 133
Show 11256+1627 SHY 224 AC 207 999.9 133
Show 11338+1433 GWP1609 135 69.9 135
Show 11335+1903 GWP1607 91 109.7 137
Show 11345+1904 GWP1614 77 6.4 137
Show 11252+1608 HEI 156 BC 159 1.7 143
Show 11252+1608 UC 2134 AB 45 24.8 143
Show 11323+1911 GWP1603 102 34.7 148
Show 11396+1900 STF1565 304 22.2 150
Show 11317+1422 STF1547 AB 330 15.7 153
Show 11317+1422 WSI 101 Aa,Ab 15 0.2 153
Show 11438+1808 LNV 10 115 9.1 153
Show 11349+1921 GRV 837 267 10.8 154
Show 11336+1414 WIS 187 357 47.7 155
Show 11424+1459 KPP2222 67 18.4 156
Show 11282+1859 LDS4104 47 53.6 161
Show 11420+1447 CRC 19 98 7.3 161
Show 11300+1917 GWP1593 311 14.6 164
Show 11263+1839 ZUC 9 334 1.5 164
Show 11438+1831 BRT2412 292 4.8 167
Show 11436+1808 COU 26 275 2.6 171
Show 11458+1751 CBL 355 351 87.4 171
Show 11454+1811 SLW 640 74 126.6 174
Show 11272+1908 KU 38 53 6.2 176

 
 
WDS 11347+1648 : COMPONENTS
 
 
  A B
B pa=207.9°
sep=3.02"
 
C pa=233.7°
sep=61.59"
pa=235.0°
sep=58.89"
 
 
11347+1648 A
 
 
Name 90 Leo Coord arcsec 2000 113442.50+164748.9 Mag 6.26 Spectral class B4V (blue-white)
PmRA -9.00 PmDE -1.0 SAO 99673 HIP 56473
Tycho2 1438-02840-1 HD 100600 HR 4456 GC 15874
BD BD+17 2374 Flamsteed 90 Leonis Flamsteed name 90 Leo
Tycho2
Tycho2 1438-02840-1 Pflag RAmdeg 173.67704929 DEmdeg 16.79696213
PmRA -8.6 PmDE 18.4 E RAmdeg 4 E DEmdeg 5
E pmRA 1.9 E pmDE 1.8 EpRAm 1991.71 EpDEm 1991.30
Num 3 Q RAmdeg 1.2 Q DEmdeg 1.8 Q pmRA 1.3
Q pmDE 1.8 BTmag 6.065 E BTmag 0.015 VTmag 6.260
E VTmag 0.011 Prox 35 TYC T HIP 56473
CCDM A RAdeg 173.67707000 DEdeg 16.79691806 EpRA 1990 1.76
EpDE 1990 1.38 E RAdeg 4.1 E DEdeg 5.1 Posflg
Corr 0.2
SAO
SAO 99673 DelFlag RA1950 PmRA1950 -0.0008
DE1950 PmDE1950 -0.002 Vmag 6 SpType B3
Double code Source 70 CatNum 15874 DM BD+17 2374
DMcomp BDsup HD 100600 M HD 0
GC 15874 RA1950rad 3.01988527 DE1950rad 0.2979887 PmRA2000 -0.0008
PmDE2000 0.003
Hipparcos
Catalog H HIP 56473 Proxy H RAhms 11 34 42.50
DEdms +16 47 48.9 Vmag 5.95 VarFlag R Vmag G
RAdeg 173.677 DEdeg 16.7969 AstroRef A Plx 1.64
CCDM 11347+1648 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 208 Rho 3.461 HD 100600 BD BD+17 2374
CD CP Dm number +17 2374 VIred -0.18
SpType B4V R SpType Coord arcsec 2000 113442.50+164748.9
Hipparcos 2
HIP 56473 Sn 15 So 3 Nc 2
RArad 3.031236699 DErad 0.2931614913 Plx 1.72 PmRA -10.6
PmDE -0.3 E RArad 1.35 E DErad 0.74 E Plx 1.15
E pmRA 2.18 E pmDE 1.1 Hpmag 5.8912 E Hpmag 0.0025
SHp 0.01 VA 0 BV -0.156 E BV 0.001
VI -0.18
CCDM
Ccdm 11347+1648 RComp Comp A Note1
Note2 Discov num DRAs 0.50 DDEs -11.3
R dRAs 10 Year Theta Rho
Obs 3 Vmag 6.1 Sp B3 PmNote *
PmRA -6 PmDE -7 Dm number +17 2374 Cat1 BD
Name2 +17 1227 Cat2 AGK2/3 HD 100600 M HD
ADS BDS A 8220 M ADS BDS N IDS IDS 11295N1721A
HIC 56473
 
 
11347+1648 B
 
 
Coord arcsec 2000 113442.40+164746.2 Mag 7.31 Spectral class B9V (blue-white) PmRA -9.00
PmDE -1.0 Calc delta mag 1.05 Calc coord yes
CCDM
Ccdm 11347+1648 RComp Comp B Note1
Note2 Discov num STF1552 DRAs DDEs
R dRAs Year 1829 Theta 209 Rho 3.3
Obs 99 Vmag 7.4 Sp PmNote
PmRA -13 PmDE -7 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 8220 M ADS BDS N N IDS IDS 11295N1721B
HIC 56473
 
 
11347+1648 C
 
 
Coord arcsec 2000 113439.04+164712.5 Mag 9.77 PmRA -9.00 PmDE -1.0
Calc delta mag 3.51 Calc coord yes
CCDM
Ccdm 11347+1648 RComp Comp C Note1
Note2 Discov num STF1552 DRAs -3.12 DDEs -47.6
R dRAs 65 Year 1822 Theta 234 Rho 63.1
Obs 17 Vmag 8.8 Sp PmNote
PmRA PmDE Dm number +17 2373 Cat1 BD
Name2 +17 1226 Cat2 AGK2/3 HD M HD
ADS BDS A 8220 M ADS BDS N IDS IDS 11295N1721C
HIC