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Current system
08439+1902
BLL 26
S Cnc


Nearby doubles
10' : 08445+1858
SLW 284

12' : 08431+1904
OCC 630

23' : 08453+1853
HJL1052AB

26' : 08455+1849
SKF1629

27' : 08448+1926
GWP1074

27' : 08431+1926
BOV 53AB

30' : 08425+1924
BOV 50

30' : 08423+1843
SLW 281

32' : 08419+1915
SLE 337

36' : 08415+1852
BOV 49AB

40' : 08413+1916
KU 32

40' : 08466+1915
SLW 291

40' : 08411+1904
BOV 48

41' : 08462+1915
STF1269AB

42' : 08448+1942
GII 57

44' : 08452+1941
BOV 54AB

47' : 08431+1947
BOV 52

51' : 08407+1839
BOV 46

51' : 08404+1913
BOV 43

52' : 08404+1911
BOV 44

53' : 08466+1937
SLW 292

54' : 08422+1950
SLW 280

54' : 08447+1809
HJ 457AB
Asellus Australis

55' : 08403+1921
CHR 130

56' : 08400+1900
SLE 333

59' : 08405+1933
S 574AB
Meleph



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

08439+1902 BLL 26 (S Cnc)

 
 
08h 43m 56.15s +19° 02' 03.0" P.A. 270.00 sep 72.7 mag 8.36,12.37 Sp B9.5V+G8 dist. 291.55 pc (951.04 l.y.)
 
 
Coord 2000 08439+1902 Discov num BLL  26 Comp Coord arcsec 2000 08 43 56.15 +19 02 03.0
Date first 1878 Date last 2015 Obs 11
Pa first 270 Pa last 269.6 P.A. Now (θ) 269.6°
Sep first 76.1 Sep last 72.667 Sep. Now (ρ) 72.667"
Mag pri 8.36 Mag sec 12.37 delta mag (ΔM) 4.01 Spectral class B9.5V+G8 (blue-white/yellow)
Pri motion ra -020 Sec motion ra +004
Pri motion dec +003 Sec motion dec +002
Notes N (See Notes)
rPM=1.188
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name S Cnc Constellation Cancer SAO 98075 HIP 42853
Tycho2 1396-00218-1 Gaia DR2 661017766324783360 HD 74307 GC 12001
BD BD+19 2090 Distance 291.55 Distance ly 951.04
 
 
WDS 08439+1902 BLL 26 (S Cnc) : NOTES
 
 
discov_num notes refcode
BLL 26 A is an Algol-type system, S Cnc.
 
 
REFERENCES
 
 
refcode metd author reference
Bll1872 orb - Ball, R.S. .
Bll1872 Proc. Royal Irish Acad., June 1872
Bll1884 Ma j Ball, R.S. 1884DunOP...5....1B
Bll1884 Pub. Dunsink Obs. 5, 1, 1884
Bll1913A Ma - Ball, R.S. 1913QB811.B8.......
Bll1913A cited by Burnham (Carnegie Inst. Wash. #168, 1913)
Bll1932A - Ball, R.S. 1932QB821.A43......
Bll1932A cited in ADS (Aitken Double Star Cat.), 1932
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
08439+1902 BLL 26 1998 5 270 72.9 8.30 10.80 B9V N D 084356.15+190203.0
08439+1902 BLL 26 2001 6 270 72.9 8.30 10.80 B9V N D 084356.15+190203.0
08439+1902 BLL 26 2010 7 270 72.8 8.36 12.37 B9V N 084356.15+190203.0
08439+1902 BLL 26 2015 8 270 72.7 8.36 12.37 B9V N 084356.15+190203.0

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

 
 
WDS 08439+1902 BLL 26 (S Cnc) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 08439+1902 BLL 26 (S Cnc) : MEASURES
 
 
No records found.

 
 
WDS 08439+1902 (S Cnc) : VIRTUAL EYEPIECE
 
 

08439+1902 BLL 26A mag 8.36 Sp B9.5V 08439+1902 BLL 26B sep 68.7 P.A. 269.60 mag 12.37 Sp G8 virtual eyepiece
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Radius:
Components only
 
 
WDS 08439+1902 (S Cnc) : ALADIN DSS IMAGE @ 08h 43m 56.15s +19° 02' 03.0"
 
 
 
 
WDS 08439+1902 BLL 26 (S Cnc) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

08439+1902 BLL 26 distance=1' 08445+1858 SLW 284 distance=10' 08431+1904 OCC 630 distance=12' 08453+1853 BRT2391BC distance=22' 08453+1853 HJL1052AB distance=23' 08455+1849 SKF1629 distance=26' 08448+1926 GWP1074 distance=27' 08431+1926 BOV 53AB distance=27' 08425+1924 BOV 50 distance=30' 08423+1843 SLW 281 distance=30' 08419+1915 SLE 337 distance=32' 08415+1852 BOV 49AB distance=36' 08415+1852 BOV 49AC distance=36' 08413+1916 KU 32 distance=40' 08466+1915 SLW 291 distance=40' 08411+1904 BOV 48 distance=40' 08462+1915 STF1269AB distance=41' 08462+1915 FYM 619AC distance=41' 08448+1942 GII 57 distance=42' 08452+1941 BOV 54AB distance=44' 08452+1941 BOV 54Aa,Ab distance=44' 08452+1941 BOV 54AC distance=44' 08431+1947 BOV 52 distance=47' 08407+1839 BOV 46 distance=51' 08404+1913 BOV 43 distance=51' 08404+1911 BOV 44 distance=52' 08466+1937 SLW 292 distance=53' 08422+1950 SLW 280 distance=54' 08447+1809 DAM1478BC distance=54' 08447+1809 TOK 3Aa,Ab (Asellus Australis) distance=54' 08447+1809 HJ 457AB (Asellus Australis) distance=54' 08403+1921 CHR 130 distance=55' 08400+1900 SLE 333 distance=56' 08405+1933 S 574AB (Meleph) distance=59' 08405+1933 CIA 28Aa,Ab (Meleph) distance=59' 08408+1940 BOV 47 distance=59' 08418+1952 OCC 638Fa,Fb distance=59' 08462+1811 HDS1268 distance=61' 08468+1949 TDS6092 distance=62' 08404+1940 BOV 42Ba,Bb distance=64' 08433+2005 SLW 283 distance=64' 08404+1940 STF1254AB distance=64' 08404+1940 STF1254AC distance=64' 08404+1940 STF1254AD distance=64' 08404+1940 SMR 30AE distance=64' 08404+1940 S 572CD distance=65' 08423+2002 COU 382 distance=65' 08399+1933 BU 584AB distance=65' 08399+1933 S 571AD distance=65' 08399+1933 S 571AG distance=65' 08399+1933 GII 164Aa,Ab distance=65' 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 08439+1902 BLL 26 270 72.7 1
Show 08445+1858 SLW 284 284 76.3 10
Show 08431+1904 OCC 630 -1 0.1 12
Show 08453+1853 BRT2391 BC 45 7.6 22
Show 08453+1853 HJL1052 AB 326 64.3 23
Show 08455+1849 SKF1629 298 8.5 26
Show 08448+1926 GWP1074 330 130.4 27
Show 08431+1926 BOV 53 AB 159 0.1 27
Show 08425+1924 BOV 50 306 2.9 30
Show 08423+1843 SLW 281 344 69.3 30
Show 08419+1915 SLE 337 348 22.8 32
Show 08415+1852 BOV 49 AB 238 1.8 36
Show 08415+1852 BOV 49 AC 287 1.8 36
Show 08413+1916 KU 32 165 2.2 40
Show 08466+1915 SLW 291 50 100.4 40
Show 08411+1904 BOV 48 123 0.4 40
Show 08462+1915 STF1269 AB 309 11.4 41
Show 08462+1915 FYM 619 AC 198 11.9 41
Show 08448+1942 GII 57 287 5.2 42
Show 08452+1941 BOV 54 AB 238 0.4 44
Show 08452+1941 BOV 54 Aa,Ab 119 0.1 44
Show 08452+1941 BOV 54 AC 287 5.3 44
Show 08431+1947 BOV 52 222 0.4 47
Show 08407+1839 BOV 46 187 0.6 51
Show 08404+1913 BOV 43 205 0.5 51
Show 08404+1911 BOV 44 192 2.5 52
Show 08466+1937 SLW 292 312 160.9 53
Show 08422+1950 SLW 280 160 75.7 54
Show 08447+1809 DAM1478 BC 80 2.9 54
Show Asellus Australis 08447+1809 TOK 3 Aa,Ab 166 0.0 54
Show Asellus Australis 08447+1809 HJ 457 AB 71 40.9 54
Show 08403+1921 CHR 130 160 0.1 55
Show 08400+1900 SLE 333 25 25.2 56
Show Meleph 08405+1933 S 574 AB 250 134.0 59
Show Meleph 08405+1933 CIA 28 Aa,Ab 171 0.0 59
Show 08408+1940 BOV 47 45 0.1 59
Show 08418+1952 OCC 638 Fa,Fb -1 0.0 59
Show 08462+1811 HDS1268 182 0.3 61
Show 08468+1949 TDS6092 269 0.5 62
Show 08404+1940 BOV 42 Ba,Bb 25 1.8 64
Show 08433+2005 SLW 283 186 19.8 64
Show 08404+1940 STF1254 AB 55 20.8 64
Show 08404+1940 STF1254 AC 343 62.5 64
Show 08404+1940 STF1254 AD 44 83.5 64
Show 08404+1940 SMR 30 AE 156 15.9 64
Show 08404+1940 S 572 CD 91 72.6 65
Show 08423+2002 COU 382 348 0.3 65
Show 08399+1933 BU 584 AB 290 0.9 65
Show 08399+1933 S 571 AD 242 92.1 65
Show 08399+1933 S 571 AG 158 45.7 65
Show 08399+1933 GII 164 Aa,Ab 101 0.2 65

 
 
WDS 08439+1902 : COMPONENTS
 
 
  A
B pa=269.6°
sep=68.69"
 
 
08439+1902 A
 
 
Componente originario normalizzato AB Var name S Cnc Coord arcsec 2000 084356.15+190203.0 Mag 8.36
Spectral class B9.5V (blue-white) PmRA -20.00 PmDE 3.0 SAO 98075
HIP 42853 Tycho2 1396-00218-1 HD 74307 GC 12001
BD BD+19 2090
Tycho2
Tycho2 1396-00218-1 Pflag RAmdeg 130.98390384 DEmdeg 19.03417883
PmRA -19.1 PmDE 3.2 E RAmdeg 6 E DEmdeg 8
E pmRA 1.2 E pmDE 1.2 EpRAm 1991.20 EpDEm 1990.44
Num 12 Q RAmdeg 1.0 Q DEmdeg 1.0 Q pmRA 1.0
Q pmDE 1.0 BTmag 8.475 E BTmag 0.016 VTmag 8.363
E VTmag 0.014 Prox 999 TYC T HIP 42853
CCDM RAdeg 130.98395028 DEdeg 19.03417167 EpRA 1990 1.74
EpDE 1990 1.35 E RAdeg 5.7 E DEdeg 7.7 Posflg
Corr 0.1
SAO
SAO 98075 DelFlag RA1950 PmRA1950 -0.0013
DE1950 PmDE1950 0.003 Vmag 8 SpType A0
Double code Source 70 CatNum 12001 DM BD+19 2090
DMcomp BDsup HD 74307 M HD 0
GC 12001 RA1950rad 2.27364777 DE1950rad 0.33537264 PmRA2000 -0.0014
PmDE2000 0.007
Hipparcos
Catalog H HIP 42853 Proxy RAhms 08 43 56.15
DEdms +19 02 03.0 Vmag 8.3 VarFlag 3 R Vmag H
RAdeg 130.984 DEdeg 19.0342 AstroRef Plx 2.91
CCDM 08439+1902 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual S M HIP
Theta Rho HD 74307 BD BD+19 2090
CD CP Dm number +19 2090 VIred 0.07
SpType A0V R SpType Coord arcsec 2000 084356.15+190203.0
Hipparcos 2
HIP 42853 Sn 5 So 0 Nc 1
RArad 2.2861012472 DErad 0.3322089622 Plx 3.43 PmRA -20.75
PmDE 1.55 E RArad 1.02 E DErad 0.51 E Plx 0.97
E pmRA 1.55 E pmDE 0.82 Hpmag 8.3385 E Hpmag 0.0061
SHp 0.044 VA 1 BV 0.098 E BV 0.017
VI 0.11
CCDM
Ccdm 08439+1902 RComp Comp A Note1
Note2 Discov num DRAs 2.15 DDEs 1.6
R dRAs 10 Year Theta Rho
Obs 2 Vmag Sp A0 PmNote *
PmRA -14 PmDE -20 Dm number +19 2090 Cat1 BD
Name2 +19 899 Cat2 AGK2/3 HD 74307 M HD
ADS BDS M ADS BDS N IDS IDS 08382N1924A
HIC 42853
 
 
08439+1902 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 084351.31+190202.5 Mag 12.37 Spectral class G8 (yellow)
PmRA 4.00 PmDE 2.0 Calc delta mag 4.01 Calc coord yes
CCDM
Ccdm 08439+1902 RComp Comp B Note1
Note2 Discov num BUP DRAs DDEs
R dRAs Year 1878 Theta 270 Rho 76.1
Obs 3 Vmag 10.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N N IDS IDS 08382N1924B
HIC