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Current system
11154-1807
LDS 342 BC


Nearby doubles
23' : 11164-1752
RST2737

40' : 11153-1730
HU 461

46' : 11125-1830
BU 220

51' : 11174-1849
B 2534

52' : 11140-1721
ARA 65

59' : 11140-1904
LDS4073

65' : 11178-1903
WSP 31AB

71' : 11108-1741
SLW 573

80' : 11109-1858
ARA 415AB

89' : 11168-1935
ARA 680

98' : 11092-1851
B 2007

102' : 11201-1654
LDS 346

102' : 11087-1732
UC 2088

106' : 11210-1702
NSN 111

108' : 11157-1621
SHJ 372

112' : 11114-1947
ARA 678

114' : 11158-1615
UC 2109

116' : 11192-1950
ARA 683AB

117' : 11076-1732
ARA 225AB

121' : 11160-2008
TDS7769

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ARA 681

132' : 11075-1917
BWL 28AB

134' : 11136-1558
ARG 24

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RST2724

136' : 11188-2016
ARA 682

139' : 11248-1837
TOI 676



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

11154-1807 LDS 342 BC

 
 
11h 15m 19.40s -18° 08' 38.6" P.A. 319.00 sep 85.4 mag 10.23,13.64 Sp M0.5 dist. 15.99 pc (52.16 l.y.)
 
 
Coord 2000 11154-1807 Discov num LDS 342 Comp BC Coord arcsec 2000 11 15 19.40 -18 08 38.6
Date first 1920 Date last 2015 Obs 6
Pa first 315 Pa last 318.8 P.A. Now (θ) 318.8°
Sep first 84.0 Sep last 85.38 Sep. Now (ρ) 85.38"
Mag pri 10.23 Mag sec 13.64 delta mag (ΔM) 3.41 Spectral class M0.5 (red)
Pri motion ra +320 Sec motion ra +138
Pri motion dec -707 Sec motion dec -748
Notes N Z (See Notes, Parallax indicates components are physical)
rPM=0.24 (< 0.3, Physical double)
This double is physical.
 
 
11154-1807 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 11 15 21 -18 08 37 LDS 342 AB 2016 20 261 18.8 10.12 10.23 0.11
Show 11 15 21 -18 08 37 LDS 342 AC 2016 5 314 90.7 10.12 13.60 3.48
Show 11 15 19 -18 08 39 LDS 342 BC 2015 6 319 85.4 10.23 13.64 3.41 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Crater HIP 54963 GL Gl 421A BD BD-17 3336
Distance 15.99 Distance ly 52.16
 
 
WDS 11154-1807 LDS 342 BC : NOTES
 
 
discov_num notes refcode
LDS 342 B is BD-17@3337.
 
 
REFERENCES
 
 
refcode metd author reference
LDS Luyten p.m. catalog (from additional DD list) ...................
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
11154-1807 LDS 342 BC 1998 3 319 85.1 10.23 13.64 M0.5 N D 111519.40-180838.6
11154-1807 LDS 342 BC 1999 4 319 85.3 10.23 13.64 M0.5 N D 111519.40-180838.6
11154-1807 LDS 342 BC 2010 5 319 85.3 10.23 13.64 M0.5 N 111519.40-180838.6
11154-1807 LDS 342 BC 2015 6 319 85.4 10.23 13.64 M0.5 N 111519.40-180838.6

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

 
 
WDS 11154-1807 LDS 342 BC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 11154-1807 LDS 342 BC : MEASURES
 
 
No records found.

 
 
WDS 11154-1807 : VIRTUAL EYEPIECE
 
 

11154-1807 LDS 342A mag 10.12 Sp M0.5 11154-1807 LDS 342B sep 19.0 P.A. 265.20 mag 10.23 Sp M0.5 11154-1807 LDS 342C sep 88.4 P.A. 315.40 mag 13.6 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 11154-1807 : ALADIN DSS IMAGE @ 11h 15m 19.40s -18° 08' 38.6"
 
 
 
 
WDS 11154-1807 LDS 342 BC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

11154-1807 LDS 342BC distance=0' 11154-1807 LDS 342AB distance=1' 11154-1807 LDS 342AC distance=1' 11164-1752 RST2737 distance=23' 11153-1730 HU 461 distance=40' 11125-1830 BU 220 distance=46' 11174-1849 B 2534 distance=51' 11140-1721 ARA 65 distance=52' 11140-1904 LDS4073 distance=59' 11178-1903 WSP 31AB distance=65' 11108-1741 SLW 573 distance=71' 11109-1858 ARA 415AB distance=80' 11109-1858 WNO 33AC distance=80' 11168-1935 ARA 680 distance=89' 11092-1851 B 2007 distance=98' 11201-1654 LDS 346 distance=102' 11087-1732 UC 2088 distance=102' 11210-1702 NSN 111 distance=106' 11157-1621 SHJ 372 distance=108' 11114-1947 ARA 678 distance=112' 11158-1615 UC 2109 distance=114' 11192-1950 ARA 683AB distance=116' 11192-1950 TOK 383Aa,Ab distance=116' 11076-1732 ARA 225AB distance=117' 11076-1732 WNO 28AC distance=117' 11160-2008 TDS7769 distance=121' 11184-2005 ARA 681 distance=124' 11075-1917 BWL 28AB distance=132' 11075-1917 BWL 28AC distance=132' 11075-1917 BWL 28AD distance=132' 11075-1917 BWL 28AE distance=132' 11075-1917 BWL 28AF distance=132' 11075-1917 BWL 28AG distance=132' 11136-1558 ARG 24 distance=134' 11063-1845 RST2724 distance=134' 11188-2016 ARA 682 distance=136' 11248-1837 TOI 676 distance=139' 11249-1741 HJ 840 distance=140' 11196-2014 TDS7792 distance=140' 11144-2028 ARA 679 distance=140' 11103-1605 RST3730 distance=144' 11247-1907 GWP1579 distance=145' 11105-1600 FOX 170 distance=147' 11241-1933 TOI 737 distance=151' 11252-1903 TSN 82 distance=151' 11116-2031 UC 2096 distance=152' 11208-2026 TDS7806 distance=158' 11210-1553 UC 2121 distance=159' 11052-1656 LDS4057 distance=162' 11214-2027 STN 22 distance=164' 11141-1526 BU 916 distance=164' 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 11154-1807 LDS 342 BC 319 85.4
Show 11154-1807 LDS 342 AB 261 18.8 1
Show 11154-1807 LDS 342 AC 314 90.7 1
Show 11164-1752 RST2737 255 0.3 23
Show 11153-1730 HU 461 76 1.9 40
Show 11125-1830 BU 220 312 0.2 46
Show 11174-1849 B 2534 230 2.3 51
Show 11140-1721 ARA 65 11 14.6 52
Show 11140-1904 LDS4073 216 26.5 59
Show 11178-1903 WSP 31 AB 253 15.8 65
Show 11108-1741 SLW 573 337 94.3 71
Show 11109-1858 ARA 415 AB 152 9.4 80
Show 11109-1858 WNO 33 AC 120 79.9 80
Show 11168-1935 ARA 680 183 8.4 89
Show 11092-1851 B 2007 264 0.7 98
Show 11201-1654 LDS 346 82 64.7 102
Show 11087-1732 UC 2088 304 16.7 102
Show 11210-1702 NSN 111 95 3.0 106
Show 11157-1621 SHJ 372 300 19.2 108
Show 11114-1947 ARA 678 210 13.4 112
Show 11158-1615 UC 2109 356 43.6 114
Show 11192-1950 ARA 683 AB 181 20.1 116
Show 11192-1950 TOK 383 Aa,Ab 148 0.0 116
Show 11076-1732 ARA 225 AB 171 8.0 117
Show 11076-1732 WNO 28 AC 132 31.8 117
Show 11160-2008 TDS7769 285 0.6 121
Show 11184-2005 ARA 681 312 10.7 124
Show 11075-1917 BWL 28 AB 43 9.9 132
Show 11075-1917 BWL 28 AC 106 9.4 132
Show 11075-1917 BWL 28 AD 37 14.8 132
Show 11075-1917 BWL 28 AE 134 19.3 132
Show 11075-1917 BWL 28 AF 275 12.6 132
Show 11075-1917 BWL 28 AG 345 15.3 132
Show 11136-1558 ARG 24 350 17.6 134
Show 11063-1845 RST2724 66 0.6 134
Show 11188-2016 ARA 682 58 11.0 136
Show 11248-1837 TOI 676 284 1.3 139
Show 11249-1741 HJ 840 92 4.4 140
Show 11196-2014 TDS7792 131 1.3 140
Show 11144-2028 ARA 679 99 15.4 140
Show 11103-1605 RST3730 232 1.4 144
Show 11247-1907 GWP1579 287 44.0 145
Show 11105-1600 FOX 170 163 11.1 147
Show 11241-1933 TOI 737 46 0.8 151
Show 11252-1903 TSN 82 70 256.0 151
Show 11116-2031 UC 2096 82 8.5 152
Show 11208-2026 TDS7806 289 0.6 158
Show 11210-1553 UC 2121 356 36.2 159
Show 11052-1656 LDS4057 346 8.9 162
Show 11214-2027 STN 22 356 3.6 164
Show 11141-1526 BU 916 179 0.4 164

 
 
WDS 11154-1807 : COMPONENTS
 
 
  A B
B pa=265.2°
sep=19.03"
 
C pa=315.4°
sep=88.41"
pa=326.2°
sep=77.61"
 
 
11154-1807 A
 
 
Coord arcsec 2000 111520.73-180837.0 Mag 10.12 Spectral class M0.5 (red) PmRA 330.00
PmDE -699.0 HIP 54966 BD BD-17 3337
Hipparcos
Catalog H HIP 54966 Proxy RAhms 11 15 20.69
DEdms -18 08 36.0 Vmag 9.97 VarFlag R Vmag G
RAdeg 168.836 DEdeg -18.1433 AstroRef B Plx 48.47
CCDM 11153-1808 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source I Qual C M HIP
Theta Rho HD BD BD-17 3337
CD CP Dm number -17 3337 VIred 1.55
SpType K7V R SpType Coord arcsec 2000 111520.69-180836.0
Hipparcos 2
HIP 54966 Sn 95 So 3 Nc 1
RArad 2.9467478947 DErad -0.3166607327 Plx 70.11 PmRA 341.07
PmDE -690.32 E RArad 22.22 E DErad 20.65 E Plx 29.65
E pmRA 24.45 E pmDE 20.1 Hpmag 10.2341 E Hpmag 0.1355
SHp 0 VA 0 BV 1.34 E BV 0
VI 1.55
 
 
11154-1807 B
 
 
Coord arcsec 2000 111519.40-180838.6 Coord calc 111519.40-180838.6 Mag 10.23 Spectral class M0.5 (red)
PmRA 320.00 PmDE -707.0 HIP 54963 BD BD-17 3336
Calc delta mag 0.11
Hipparcos
Catalog H HIP 54963 Proxy RAhms 11 15 19.40
DEdms -18 08 38.6 Vmag 10.02 VarFlag R Vmag G
RAdeg 168.831 DEdeg -18.1441 AstroRef A Plx -1.63
CCDM 11153-1808 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source P Qual C M HIP
Theta Rho HD BD BD-17 3336
CD CP Dm number -17 3336 VIred 1.55
SpType K7V R SpType Coord arcsec 2000 111519.40-180838.6
Hipparcos 2
HIP 54963 Sn 95 So 3 Nc 1
RArad 2.9466535506 DErad -0.3166736967 Plx 62.53 PmRA 346.33
PmDE -696.53 E RArad 23.49 E DErad 20.25 E Plx 29.78
E pmRA 25.58 E pmDE 21.51 Hpmag 10.1158 E Hpmag 0.1242
SHp 0.25 VA 0 BV 1.34 E BV 0.01
VI 1.55
 
 
11154-1807 C
 
 
Coord arcsec 2000 111516.37-180734.1 Mag 13.6 PmRA 138.00 PmDE -748.0
Calc delta mag 3.48 Calc coord yes