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Current system
10040-1806
BU 1072 BC


Nearby doubles
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ARA 220

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RST2664

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ARA 408

58' : 10015-1722
ARA 63

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XMI 94

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TDS6969

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LDS 293

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DAM1919

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WIS 165

82' : 10066-1919
S 607AB

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GWP1292

93' : 10100-1845
UC 1887

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GWP1305

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RST3671

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B 781

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BU 218

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J 1561

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KPP2961

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BU 911AB

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GWP1253AB

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SUB 4



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

10040-1806 BU 1072 BC

 
 
10h 04m 03.51s -18° 05' 57.4" P.A. 259.00 sep 32.0 mag 12.10,6.97 Sp B9III/IV dist. 40.93 pc (133.51 l.y.)
 
 
Coord 2000 10040-1806 Discov num BU 1072 Comp BC Coord arcsec 2000 10 04 03.51 -18 05 57.4
Date first 1889 Date last 2015 Obs 8
Pa first 257 Pa last 258.7 P.A. Now (θ) 258.7°
Sep first 29.4 Sep last 32.009 Sep. Now (ρ) 32.009"
Mag pri 12.10 Mag sec 6.97 delta mag (ΔM) 5.13 Spectral class B9III/IV (blue-white)
Pri motion ra -002 Sec motion ra -008
Pri motion dec +009 Sec motion dec -007
Notes N (See Notes)
rPM=1.608
This double is not physical.
 
 
10040-1806 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 87344 155704 10 04 03 -18 06 05 BU 1072 AB 2015 9 53 12.7 6.22 12.10 5.88
Show 155704 10 04 03 -18 06 05 SHJ 110 AC 2019 44 274 21.2 6.22 6.97 0.75
Show 155702 10 04 04 -18 05 57 BU 1072 BC 2015 8 259 32.0 12.10 6.97 5.13 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hydra SAO 155702 HIP 49319 Tycho2 6050-01947-1
Gaia DR2 5672652754264707968 HD 87330 DM BD-17 3047 BD BD-17 3046
Distance 40.93 Distance ly 133.51
 
 
WDS 10040-1806 BU 1072 BC : NOTES
 
 
discov_num notes refcode
SHJ 110 AC: H N 25. MEv2010
 
 
REFERENCES
 
 
refcode metd author reference
MEv2010 - MacEvoy, B. ...................
MEv2010 private communication, 2010 (see http://www.handprint.com/ASTRO/index.html)
 
 
DISCOVERER
 
 
idgroup discov author
1 BU Burnham, S.W. (BU 1 - 81)
179 SHJ South, J. & Herschel, J.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10040-1806 BU 1072 BC 2000 6 259 31.8 6.80 13.70 B9III/IV 100403.40-180557.0
10040-1806 BU 1072 BC 2015 8 259 32.0 12.10 6.97 B9III/IV N 100403.51-180557.4

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

 
 
WDS 10040-1806 BU 1072 BC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 10040-1806 BU 1072 BC : MEASURES
 
 
No records found.

 
 
WDS 10040-1806 : VIRTUAL EYEPIECE
 
 

10040-1806 BU 1072A mag 6.22 Sp B8V 10040-1806 BU 1072B sep 12.4 P.A. 51.50 mag 12.1 Sp B9III/IV 10040-1806 SHJ 110C sep 20.2 P.A. 273.70 mag 6.97 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 10040-1806 : ALADIN DSS IMAGE @ 10h 04m 03.51s -18° 05' 57.4"
 
 
 
 
WDS 10040-1806 BU 1072 BC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

10040-1806 BU 1072BC distance=0' 10040-1806 BU 1072AB distance=1' 10040-1806 SHJ 110AC distance=1' 10045-1814 RST3676 distance=10' 10031-1837 GWP1276 distance=35' 10063-1735 GWP1288 distance=45' 10014-1830 KPP 209 distance=45' 10008-1809 ARA 220 distance=48' 10006-1807 RST2664 distance=50' 10059-1851 ARA 408 distance=53' 10015-1722 ARA 63 distance=58' 10031-1709 XMI 94 distance=59' 09595-1813 GWP1266 distance=65' 10020-1704 TDS6969 distance=69' 09594-1729 LDS 293 distance=77' 10013-1658 DAM1919 distance=79' 10021-1921 WIS 165 distance=80' 10066-1919 TOK 66Ba,Bb distance=82' 10066-1919 S 607AB distance=82' 10066-1919 TOK 66AC distance=82' 10066-1926 GWP1292 distance=88' 10100-1845 UC 1887 distance=93' 10100-1901 GWP1305 distance=101' 09575-1726 RST3671 distance=103' 10022-1946 B 781 distance=104' 10074-1943 BU 218 distance=108' 10004-1628 J 1561 distance=113' 09578-1654 KPP2961 distance=115' 10084-1945 BU 911AB distance=117' 10084-1945 BU 911AC distance=117' 09558-1820 GWP1253AB distance=119' 10121-1837 SUB 4 distance=120' 10124-1832 ARA 410 distance=121' 10025-2006 ARA 662 distance=122' 10105-1647 RST3684 distance=122' 10110-1652 DAM2101 distance=124' 10074-2000 ARA 664 distance=124' 10111-1922 XMI 97 distance=126' 10027-2010 DAM 715 distance=126' 10079-1610 GWP1299 distance=129' 09593-1956 LDS 294 distance=130' 09599-1609 UC 1859 distance=131' 09549-1750 FEN 16 distance=133' 10073-2011 DON1087 distance=133' 10128-1710 BRT 620 distance=137' 10134-1847 LDS3965 distance=140' 10140-1807 DAM2161 distance=142' 10113-1949 GWP1309 distance=145' 10143-1802 HU 459 distance=146' 09560-1937 GWP1254 distance=147' 10023-1537 RST4447 distance=152' 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 10040-1806 BU 1072 BC 259 32.0
Show 10040-1806 BU 1072 AB 53 12.7 1
Show 10040-1806 SHJ 110 AC 274 21.2 1
Show 10045-1814 RST3676 309 0.5 10
Show 10031-1837 GWP1276 288 20.2 35
Show 10063-1735 GWP1288 264 30.3 45
Show 10014-1830 KPP 209 243 3.7 45
Show 10008-1809 ARA 220 6 7.7 48
Show 10006-1807 RST2664 214 0.7 50
Show 10059-1851 ARA 408 308 8.3 53
Show 10015-1722 ARA 63 94 15.6 58
Show 10031-1709 XMI 94 198 27.1 59
Show 09595-1813 GWP1266 205 31.3 65
Show 10020-1704 TDS6969 314 0.9 69
Show 09594-1729 LDS 293 6 17.1 77
Show 10013-1658 DAM1919 3.0 79
Show 10021-1921 WIS 165 229 987.5 80
Show 10066-1919 TOK 66 Ba,Bb 47 0.2 82
Show 10066-1919 S 607 AB 327 9.5 82
Show 10066-1919 TOK 66 AC 123 100.3 82
Show 10066-1926 GWP1292 127 40.9 88
Show 10100-1845 UC 1887 32 6.4 93
Show 10100-1901 GWP1305 143 26.8 101
Show 09575-1726 RST3671 359 0.2 103
Show 10022-1946 B 781 341 2.3 104
Show 10074-1943 BU 218 146 0.4 108
Show 10004-1628 J 1561 65 9.3 113
Show 09578-1654 KPP2961 286 1.9 115
Show 10084-1945 BU 911 AB 315 4.1 117
Show 10084-1945 BU 911 AC 54 83.4 117
Show 09558-1820 GWP1253 AB 168 44.6 119
Show 10121-1837 SUB 4 193 399.4 120
Show 10124-1832 ARA 410 181 10.3 121
Show 10025-2006 ARA 662 95 10.8 122
Show 10105-1647 RST3684 72 2.4 122
Show 10110-1652 DAM2101 23 2.6 124
Show 10074-2000 ARA 664 2 13.3 124
Show 10111-1922 XMI 97 300 17.9 126
Show 10027-2010 DAM 715 114 16.1 126
Show 10079-1610 GWP1299 44 35.9 129
Show 09593-1956 LDS 294 170 24.3 130
Show 09599-1609 UC 1859 121 22.9 131
Show 09549-1750 FEN 16 155 4.6 133
Show 10073-2011 DON1087 234 6.6 133
Show 10128-1710 BRT 620 110 2.9 137
Show 10134-1847 LDS3965 97 37.1 140
Show 10140-1807 DAM2161 198 22.9 142
Show 10113-1949 GWP1309 189 7.0 145
Show 10143-1802 HU 459 95 1.3 146
Show 09560-1937 GWP1254 326 14.0 147
Show 10023-1537 RST4447 140 1.8 152

 
 
WDS 10040-1806 : COMPONENTS
 
 
  A B
B pa=51.5°
sep=12.38"
 
C pa=273.7°
sep=20.17"
pa=257.9°
sep=30.50"
 
 
10040-1806 A
 
 
Name HD 87344 Coord arcsec 2000 100402.83-180605.1 Mag 6.22 Spectral class B8V (blue-white)
PmRA -27.00 PmDE 4.0 SAO 155704 HIP 49321
Tycho2 6050-01449-1 HD 87344 HR 3963 GC 13839
ADS 7627 BD BD-17 3047
Tycho2
Tycho2 6050-01449-1 Pflag RAmdeg 151.01171752 DEmdeg -18.10141364
PmRA -26.5 PmDE 1.6 E RAmdeg 4 E DEmdeg 4
E pmRA 1.0 E pmDE 1.0 EpRAm 1991.40 EpDEm 1991.42
Num 14 Q RAmdeg 1.5 Q DEmdeg 1.2 Q pmRA 1.6
Q pmDE 1.4 BTmag 6.131 E BTmag 0.014 VTmag 6.215
E VTmag 0.010 Prox 212 TYC T HIP 49321
CCDM A RAdeg 151.01178111 DEdeg -18.10141750 EpRA 1990 1.75
EpDE 1990 1.72 E RAdeg 3.9 E DEdeg 3.9 Posflg
Corr 0.1
SAO
SAO 155704 DelFlag RA1950 PmRA1950 -0.001
DE1950 PmDE1950 -0.007 Vmag 5.8 SpType A0
Double code Source 70 CatNum 13839 DM BD-17 3047
DMcomp BDsup HD 87344 M HD 0
GC 13839 RA1950rad 2.62525119 DE1950rad -0.31169307 PmRA2000 -0.0007
PmDE2000 -0.002
Hipparcos
Catalog H HIP 49321 Proxy RAhms 10 04 02.83
DEdms -18 06 05.1 Vmag 6.3 VarFlag R Vmag H
RAdeg 151.012 DEdeg -18.1014 AstroRef A Plx 6.83
CCDM 10040-1806 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source P Qual A M HIP
Theta Rho HD 87344 BD BD-17 3047
CD CP Dm number -17 3047 VIred -0.04
SpType B8V R SpType Coord arcsec 2000 100402.83-180605.1
Hipparcos 2
HIP 49321 Sn 95 So 3 Nc 1
RArad 2.63565286 DErad -0.3159292703 Plx 6.41 PmRA -29.33
PmDE 3.21 E RArad 1.36 E DErad 1.45 E Plx 1.89
E pmRA 1.8 E pmDE 1.63 Hpmag 6.2891 E Hpmag 0.0357
SHp 0.063 VA 0 BV -0.06 E BV 0.02
VI -0.04
CCDM
Ccdm 10040-1806 RComp Comp A Note1
Note2 Discov num DRAs 2.88 DDEs -5.5
R dRAs 10 Year Theta Rho
Obs 3 Vmag 5.8 Sp A0 PmNote *
PmRA -14 PmDE -5 Dm number -17 3047 Cat1 BD
Name2 155704 Cat2 SAO HD 87344 M HD
ADS BDS A 7627 M ADS BDS N IDS IDS 09593S1737A
HIC 49321
 
 
10040-1806 B
 
 
Coord arcsec 2000 100403.51-180557.4 Coord calc 100403.51-180557.4 Mag 12.1 Spectral class B9III/IV (blue-white)
PmRA -2.00 PmDE 9.0 Calc delta mag 5.88
CCDM
Ccdm 10040-1806 RComp Comp B Note1
Note2 Discov num BU 1072 DRAs DDEs
R dRAs Year 1959 Theta 048 Rho 11.9
Obs 7 Vmag 12.1 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 7627 M ADS BDS N IDS IDS 09593S1737B
HIC
 
 
10040-1806 C
 
 
Coord arcsec 2000 100401.42-180603.8 Mag 6.97 PmRA -24.00 PmDE -5.0
SAO 155702 HIP 49319 Tycho2 6050-01947-1 HD 87330
GC 13838 BD BD-17 3046 Calc delta mag 0.75 Calc coord yes
Tycho2
Tycho2 6050-01947-1 Pflag RAmdeg 151.00555596 DEmdeg -18.10101926
PmRA -20.7 PmDE 5.1 E RAmdeg 4 E DEmdeg 4
E pmRA 2.8 E pmDE 3.1 EpRAm 1991.81 EpDEm 1991.77
Num 3 Q RAmdeg 1.2 Q DEmdeg 0.8 Q pmRA 1.3
Q pmDE 0.7 BTmag 6.923 E BTmag 0.015 VTmag 6.972
E VTmag 0.011 Prox 212 TYC T HIP 49319
CCDM C RAdeg 151.00560556 DEdeg -18.10103083 EpRA 1990 1.84
EpDE 1990 1.79 E RAdeg 4.4 E DEdeg 4.4 Posflg
Corr 0.1
SAO
SAO 155702 DelFlag RA1950 PmRA1950 -0.0013
DE1950 PmDE1950 0.005 Vmag 8 SpType A0
Double code Source 70 CatNum 13838 DM BD-17 3046
DMcomp BDsup HD 87330 M HD 0
GC 13838 RA1950rad 2.62514153 DE1950rad -0.31168409 PmRA2000 -0.001
PmDE2000 0.01
Hipparcos
Catalog H HIP 49319 Proxy RAhms 10 04 01.34
DEdms -18 06 03.7 Vmag 7.14 VarFlag R Vmag G
RAdeg 151.006 DEdeg -18.101 AstroRef C Plx 1.21
CCDM 10040-1806 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source I Qual A M HIP
Theta Rho HD 87330 BD BD-17 3046
CD CP Dm number -17 3046 VIred 0
SpType B9III/IV R SpType Coord arcsec 2000 100401.34-180603.7
Hipparcos 2
HIP 49319 Sn 95 So 3 Nc 1
RArad 2.6355449386 DErad -0.3159228644 Plx -24.43 PmRA 2.2
PmDE 4.91 E RArad 13.25 E DErad 12.83 E Plx 13.91
E pmRA 13.73 E pmDE 10.79 Hpmag 7.2359 E Hpmag 0.0715
SHp 0 VA 0 BV -0.025 E BV 0.001
VI 0
CCDM
Ccdm 10040-1806 RComp Comp C Note1
Note2 Discov num SHJ 110 DRAs 1.34 DDEs -3.3
R dRAs 10 Year 1822 Theta 273 Rho 21.2
Obs 15 Vmag 8.0 Sp A0 PmNote *
PmRA -19 PmDE 6 Dm number -17 3046 Cat1 BD
Name2 155702 Cat2 SAO HD 87330 M HD
ADS BDS A 7627 M ADS BDS N IDS IDS 09593S1737C
HIC 49319