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Doubles in session


Current system
07057-2048
I 769 AB
HD 53808


Nearby doubles
20' : 07049-2103
DON 158

27' : 07040-2059
TDS 325

28' : 07045-2108
HDS 986

37' : 07031-2045
HDS 982

38' : 07084-2052
I 772

39' : 07056-2009
BRT 307

41' : 07034-2023
ARA 889

43' : 07080-2021
DON 163

43' : 07068-2128
I 770

45' : 07086-2107
ARA 891

46' : 07082-2116
I 771

47' : 07074-2127
YSC 195

47' : 07026-2106
HJ 2358

48' : 07090-2056
ARA 893

49' : 07087-2027
ARA 892

50' : 07028-2019
DON 156

52' : 07093-2051
HDS 994

56' : 07049-1953
ARA 560

56' : 07085-2010
HDO 98

59' : 07097-2032
TDS4530

59' : 07033-2000
DAM1206

60' : 07099-2040
TDS4532

61' : 07054-2148
ARA1311

62' : 07100-2054
ARA 896

63' : 07064-1945
ARA 562

63' : 07100-2107
ARA 895



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.

07057-2048 I 769 AB (HD 53808)

 
 
07h 05m 41.57s -20° 47' 33.5" P.A. 112.00 sep 2.4 mag 8.44,11.53 Sp B6III dist. 546.45 pc (1782.52 l.y.)
 
 
Coord 2000 07057-2048 Discov num I   769 Comp AB Coord arcsec 2000 07 05 41.57 -20 47 33.5
Date first 1910 Date last 1991 Obs 5
Pa first 110 Pa last 111.9 P.A. Now (θ) 111.9°
Sep first 2.0 Sep last 2.39 Sep. Now (ρ) 2.39"
Mag pri 8.44 Mag sec 11.53 delta mag (ΔM) 3.09 Spectral class B6III (blue-white)
Pri motion ra -011 Sec motion ra -004
Pri motion dec +005 Sec motion dec +005
Notes
rPM=0.579
Nature of this double is uncertain.
 
 
07057-2048 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 53808 172940 07 05 42 -20 47 34 I 769 AB 1991 5 112 2.4 8.44 11.53 3.09 <===
Show 172940 07 05 42 -20 47 34 I 769 AC 1999 3 170 9.5 8.44 13.40 4.96
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 53808 Constellation Canis Major SAO 172940 HIP 34219
Tycho2 5976-01285-1 Gaia DR2 2929365337395000960 HD 53808 BD BD-20 1714
Distance 546.45 Distance ly 1782.52
 
 
WDS 07057-2048 I 769 AB (HD 53808) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
I__1895 Ma - Innes, R.T.A. 1895MNRAS..55..312I
I__1895 +Mb MNRAS 55, 312,544, 1895
I__1896 Mb - Innes, R.T.A. 1896JBAA....6..261I
I__1896 J. British Astron. Assoc. 6, 261, 1896
I__1897a Ma - Innes, R.T.A. 1897MNRAS..57..533I
I__1897a MNRAS 57, 533, 1897 (data also in I__1897b, 1897AN....143..171I
I__1897a I__1897c) 1897AN....144...89I
I__1897b Ma - Innes, R.T.A. 1897AN....143..171I
I__1897b AN 143, 171, 1897
I__1897c Ma - Innes, R.T.A. 1897AN....144...89I
I__1897c AN 144, 89, 1897
I__1897d Ma - Innes, R.T.A. 1897AN....145...93I
I__1897d AN 145, 93, 1897
I__1897e Ma - Innes, R.T.A. 1897MNRAS..57..456I
I__1897e +Mb MNRAS 57, 456, 1897
I__1897f Ma - Innes, R.T.A. 1897MNRAS..58...48I
I__1897f MNRAS 58, 48, 1897
I__1897g Ma - Innes, R.T.A. 1897AJ.....18...65I
I__1897g AJ 18, 65, 1897
I__1898 Ma - Innes, R.T.A. 1898AN....146..369I
I__1898 AN 146, 369, 1898
I__1899 Ma - Innes, R.T.A. 1899QB4.C22v2......
I__1899 Ann. Cape Obs. 2, Pt.2, 1899 (Innes Reference Catalog)
I__1901 Ma - Innes, R.T.A. 1901MNRAS..61..575.
I__1901 MNRAS 61, 575, 1901 (data also in I__1905) 1905AnCap...2....4I
I__1902a Ma - Innes, R.T.A. 1902MNRAS..62..470I
I__1902a MNRAS 62, 470, 1902 (data also in I__1905) 1905AnCap...2....4I
I__1902b Ma - Innes, R.T.A. 1902MNRAS..63...76I
I__1902b MNRAS 63, 76, 1902 (some data also in I__1905) 1905AnCap...2....4I
I__1903 - Innes, R.T.A. 1903MNRAS..64..130I
I__1903 MNRAS 64, 130, 1903 (data also in I__1905) 1905AnCap...2....4I
I__1903b Ma - Innes, R.T.A. 1903Obs....26..285I
I__1903b Obs 26, 285, 1903 (some data also in I__1905) 1905AnCap...2....4I
I__1905 Ma - Innes, R.T.A. 1905AnCap...2....4I
I__1905 Ann. Cape Obs. 2, Pt.4, 1905
I__1907 Ma - Innes, R.T.A. 1907Obs....30...61I
I__1907 Obs 30, 61, 1907
I__1908 - Innes, R.T.A. 1908Obs....31..289I
I__1908 Obs 31, 289, 1908 (measures also in I__1909)
I__1909 Ma - Innes, R.T.A. .
I__1909 Transvaal Obs. Circ. 1, 1, 1909
I__1910 Ma - Innes, R.T.A. .
I__1910 Transvaal Obs. Circ. 1, 21, 1910
I__1911 Ma - Innes, R.T.A. .
I__1911 Transvaal Obs. Circ. 1, 61, 1911
I__1912 Ma - Innes, R.T.A. .
I__1912 Transvaal Obs. Circ. 1, 111, 1912
I__1913a Ma - Innes, R.T.A. 1913CiUO....4...31.
I__1913a Union Obs. Johannesburg Circ. 4, 31, 1913
I__1913b Ma - Innes, R.T.A. (measure by Simpkins, R.P.) 1913CiUO....4...31.
I__1913b Union Obs. Johannesburg Circ. 4, 31, 1913
I__1914 Ma - Innes, R.T.A. 1914CiUO...14...97.
I__1914 Union Obs. Johannesburg Circ. 14, 97, 1914
I__1915a Ma - Innes, R.T.A. 1915CiUO...24..185.
I__1915a Union Obs. Johannesburg Circ. 24, 185, 1915
I__1915b Ma - Innes, R.T.A. (measure by Cox, G.W.) 1915CiUO...24..185.
I__1915b Union Obs. Johannesburg Circ. 24, 185, 1915
I__1915c Ma - Innes, R.T.A. (measure by Johnson, E.L.) 1915CiUO...24..185.
I__1915c Union Obs. Johannesburg Circ. 24, 185, 1915
I__1915d Ma - Innes, R.T.A. (measure by Simpkins, R.P.) 1915CiUO...24..185.
I__1915d Union Obs. Johannesburg Circ. 24, 185, 1915
I__1915e - Innes, R.T.A. 1915Obs....38..221I
I__1915e Obs 38, 221, 1915 (measures also in I__1916) 1916CiUO...33..249I
I__1915f - Innes, R.T.A. 1915Obs....38..333I
I__1915f Obs 38, 333, 1915 (measures also in I__1915) 1915CiUO...24..185I
I__1916a Ma - Innes, R.T.A. 1916CiUO...33..249I
I__1916a Union Obs. Johannesburg Circ. 33, 249, 1916
I__1916b Ma - Innes, R.T.A. (measure by Simpkins, R.P.) 1916CiUO...33..249I
I__1916b Union Obs. Johannesburg Circ. 33, 249, 1916
I__1916c Ma - Innes, R.T.A. (measure by van der Spuy, K.) 1916CiUO...33..249I
I__1916c Union Obs. Johannesburg Circ. 33, 249, 1916
I__1917a Ma - Innes, R.T.A. 1917CiUO...37..285I
I__1917a Union Obs. Johannesburg Circ. 37, 285, 1917
I__1917b Ma - Innes, R.T.A. (measure by Johnson, E.L.) 1917CiUO...37..285I
I__1917b Union Obs. Johannesburg Circ. 37, 285, 1917
I__1917c Ma - Innes, R.T.A. (measure by van der Spuy, K.) 1917CiUO...37..285I
I__1917c Union Obs. Johannesburg Circ. 37, 285, 1917
I__1917d Ma - Innes, R.T.A. (measure by Worssell, W.M.) 1917CiUO...37..285I
I__1917d Union Obs. Johannesburg Circ. 37, 285, 1917
I__1918 Ma - Innes, R.T.A. 1918CiUO...41..339I
I__1918 Union Obs. Johannesburg Circ. 41, 339, 1918
I__1927a Ma - Innes, R.T.A. 1927sdsc.book.....I
I__1927a +Po Southern Double Star Cat. 1927
I__1927b Ma - Innes, R.T.A. & van den Bos, W.H. 1927sdsc.book.....I
I__1927b Southern Double Star Cat. 1927
I__1932A Ma - Innes, R.T.A. 1932QB821.A43......
I__1932A cited in ADS (Aitken Double Star Cat.), 1932
I__1948a Ma - Innes, R.T.A. 1948CiUO..106..193I
I__1948a +Po Union Obs. Johannesburg Circ. 106, 193, 1948
I__1948b Ma - Innes, R.T.A. (measure by Simpkins, R.P.) 1948CiUO..106..193I
I__1948b Union Obs. Johannesburg Circ. 106, 193, 1948
I__9999 Ma - Innes, R.T.A. ...................
I__9999 +Mb Unpublished, manuscript or reference not found.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
07057-2048 I 769 AB 1991 5 112 2.4 8.44 11.53 B6III D 070541.57-204733.5

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

 
 
WDS 07057-2048 I 769 AB (HD 53808) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 07057-2048 I 769 AB (HD 53808) : MEASURES
 
 
No records found.

 
 
WDS 07057-2048 (HD 53808) : VIRTUAL EYEPIECE
 
 

07057-2048 I 769A mag 8.44 Sp B6III 07057-2048 I 769B sep 2.3 P.A. 113.30 mag 11.53 07057-2048 I 769C sep 9.4 P.A. 170.20 mag 13.4 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 07057-2048 (HD 53808) : ALADIN DSS IMAGE @ 07h 05m 41.57s -20° 47' 33.5"
 
 
 
 
WDS 07057-2048 I 769 AB (HD 53808) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

07057-2048 I 769AB distance=1' 07057-2048 I 769AC distance=1' 07049-2103 DON 158 distance=20' 07040-2059 TDS 325 distance=27' 07045-2108 HDS 986 distance=28' 07031-2045 HDS 982 distance=37' 07084-2052 I 772 distance=38' 07056-2009 BRT 307 distance=39' 07034-2023 ARA 889 distance=41' 07080-2021 DON 163 distance=43' 07068-2128 I 770 distance=43' 07086-2107 ARA 891 distance=45' 07082-2116 I 771 distance=46' 07074-2127 YSC 195 distance=47' 07026-2106 HJ 2358 distance=47' 07090-2056 ARA 893 distance=48' 07087-2027 ARA 892 distance=49' 07028-2019 DON 156 distance=50' 07093-2051 HDS 994 distance=52' 07049-1953 ARA 560 distance=56' 07085-2010 HDO 98 distance=56' 07097-2032 TDS4530 distance=59' 07033-2000 DAM1206 distance=59' 07099-2040 TDS4532 distance=60' 07054-2148 ARA1311 distance=61' 07095-2012 HDO 100CD distance=61' 07100-2054 ARA 896 distance=62' 07064-1945 ARA 562 distance=63' 07100-2107 ARA 895 distance=63' 07016-2021 ARA 887AB distance=64' 07016-2021 ABH 58AD distance=64' 07016-2021 ABH 58AE distance=64' 07016-2021 ABH 58AF distance=64' 07016-2021 ABH 58AG distance=64' 07016-2021 ABH 58AH distance=64' 07016-2021 ABH 58AI distance=64' 07016-2021 ARA 887BC distance=64' 07013-2034 ARA 886 distance=64' 07011-2048 TDS4385 distance=64' 07095-2012 HDO 101AB distance=65' 07011-2031 TDS4384 distance=66' 07028-1955 TDS4415 distance=67' 07082-1952 TDS4509 distance=67' 07008-2040 ARA 885 distance=69' 07007-2055 ARA 884 distance=70' 07100-2125 ARA1315 distance=71' 07098-2007 BRT 309 distance=72' 07075-2155 BRT1398 distance=72' 07006-2038 BU 572 distance=73' 07109-2107 BRT 310 distance=76' 07004-2027 TDS4370 distance=78' 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 07057-2048 I 769 AB 112 2.4 1
Show 07057-2048 I 769 AC 170 9.5 1
Show 07049-2103 DON 158 201 6.8 20
Show 07040-2059 TDS 325 250 0.9 27
Show 07045-2108 HDS 986 36 0.3 28
Show 07031-2045 HDS 982 6 0.3 37
Show 07084-2052 I 772 327 15.2 38
Show 07056-2009 BRT 307 82 3.9 39
Show 07034-2023 ARA 889 223 11.9 41
Show 07080-2021 DON 163 350 2.6 43
Show 07068-2128 I 770 160 2.1 43
Show 07086-2107 ARA 891 208 14.8 45
Show 07082-2116 I 771 14 2.6 46
Show 07074-2127 YSC 195 278 0.0 47
Show 07026-2106 HJ 2358 318 8.5 47
Show 07090-2056 ARA 893 121 13.6 48
Show 07087-2027 ARA 892 250 10.5 49
Show 07028-2019 DON 156 157 3.9 50
Show 07093-2051 HDS 994 93 0.2 52
Show 07049-1953 ARA 560 206 10.2 56
Show 07085-2010 HDO 98 294 11.5 56
Show 07097-2032 TDS4530 302 1.7 59
Show 07033-2000 DAM1206 53 5.6 59
Show 07099-2040 TDS4532 190 1.4 60
Show 07054-2148 ARA1311 272 14.8 61
Show 07095-2012 HDO 100 CD 180 4.0 61
Show 07100-2054 ARA 896 88 12.2 62
Show 07064-1945 ARA 562 293 9.6 63
Show 07100-2107 ARA 895 90 10.3 63
Show 07016-2021 ARA 887 AB 26 12.2 64
Show 07016-2021 ABH 58 AD 22 8.1 64
Show 07016-2021 ABH 58 AE 156 13.2 64
Show 07016-2021 ABH 58 AF 318 26.6 64
Show 07016-2021 ABH 58 AG 183 57.1 64
Show 07016-2021 ABH 58 AH 188 55.6 64
Show 07016-2021 ABH 58 AI 242 61.1 64
Show 07016-2021 ARA 887 BC 28 7.6 64
Show 07013-2034 ARA 886 321 8.5 64
Show 07011-2048 TDS4385 235 1.1 64
Show 07095-2012 HDO 101 AB 199 12.1 65
Show 07011-2031 TDS4384 214 1.6 66
Show 07028-1955 TDS4415 337 3.0 67
Show 07082-1952 TDS4509 155 3.3 67
Show 07008-2040 ARA 885 46 11.6 69
Show 07007-2055 ARA 884 181 5.5 70
Show 07100-2125 ARA1315 251 4.4 71
Show 07098-2007 BRT 309 84 4.3 72
Show 07075-2155 BRT1398 215 3.0 72
Show 07006-2038 BU 572 142 5.2 73
Show 07109-2107 BRT 310 174 2.8 76
Show 07004-2027 TDS4370 228 0.4 78

 
 
WDS 07057-2048 : COMPONENTS
 
 
  A B
B pa=113.3°
sep=2.26"
 
C pa=170.2°
sep=9.45"
pa=183.1°
sep=8.43"
 
 
07057-2048 A
 
 
Name HD 53808 Coord arcsec 2000 070541.57-204733.5 Mag 8.44 Spectral class B6III (blue-white)
PmRA -11.00 PmDE 5.0 SAO 172940 HIP 34219
Tycho2 5976-01285-1 HD 53808 BD BD-20 1714
Tycho2
Tycho2 5976-01285-1 Pflag RAmdeg 106.42316539 DEmdeg -20.79264058
PmRA -10.7 PmDE 5.2 E RAmdeg 6 E DEmdeg 5
E pmRA 1.5 E pmDE 1.5 EpRAm 1991.18 EpDEm 1991.38
Num 7 Q RAmdeg 1.7 Q DEmdeg 0.2 Q pmRA 1.7
Q pmDE 0.3 BTmag 8.360 E BTmag 0.016 VTmag 8.437
E VTmag 0.012 Prox 24 TYC T HIP 34219
CCDM A RAdeg 106.42319139 DEdeg -20.79265250 EpRA 1990 1.67
EpDE 1990 1.73 E RAdeg 5.5 E DEdeg 4.9 Posflg P
Corr 0.2
SAO
SAO 172940 DelFlag RA1950 PmRA1950 -0.0019
DE1950 PmDE1950 0.004 Vmag 8.5 SpType B8
Double code Source 23 CatNum 2694 DM BD-20 1714
DMcomp BDsup HD 53808 M HD 0
GC RA1950rad 1.84802173 DE1950rad -0.36154895 PmRA2000 -0.0015
PmDE2000 0.007
Hipparcos
Catalog H HIP 34219 Proxy H RAhms 07 05 41.57
DEdms -20 47 33.5 Vmag 8.44 VarFlag R Vmag H
RAdeg 106.423 DEdeg -20.7927 AstroRef A Plx 1.95
CCDM 07057-2048 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 112 Rho 2.403 HD 53808 BD BD-20 1714
CD CP Dm number -20 1714 VIred -0.07
SpType B6III R SpType Coord arcsec 2000 070541.57-204733.5
Hipparcos 2
HIP 34219 Sn 15 So 3 Nc 2
RArad 1.8574350398 DErad -0.3629002502 Plx 1.83 PmRA -3.09
PmDE 3.9 E RArad 0.56 E DErad 0.81 E Plx 1.16
E pmRA 0.69 E pmDE 1.18 Hpmag 8.4139 E Hpmag 0.0019
SHp 0.018 VA 0 BV -0.061 E BV 0.4
VI -0.07
CCDM
Ccdm 07057-2048 RComp Comp A Note1
Note2 Discov num DRAs -0.55 DDEs 26.6
R dRAs 10 Year Theta Rho
Obs 3 Vmag 8.6 Sp B8 PmNote *
PmRA -27 PmDE 4 Dm number -20 1714 Cat1 BD
Name2 172940 Cat2 SAO HD 53808 M HD
ADS BDS A 5783 M ADS BDS N IDS IDS 07014S2038A
HIC 34219
 
 
07057-2048 B
 
 
Coord arcsec 2000 070541.72-204734.4 Mag 11.53 PmRA -4.00 PmDE 5.0
Calc delta mag 3.09 Calc coord yes
CCDM
Ccdm 07057-2048 RComp Comp B Note1
Note2 Discov num I 769 DRAs DDEs
R dRAs Year 1913 Theta 111 Rho 2.3
Obs 2 Vmag 11.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 5783 M ADS BDS N IDS IDS 07014S2038B
HIC 34219
 
 
07057-2048 C
 
 
Coord arcsec 2000 070541.69-204742.8 Mag 13.4 Calc delta mag 4.96 Calc coord yes
CCDM
Ccdm 07057-2048 RComp Comp C Note1
Note2 Discov num I 769 DRAs DDEs
R dRAs Year 1939 Theta 170 Rho 10.4
Obs 1 Vmag 13.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 5783 M ADS BDS N IDS IDS 07014S2038C
HIC 34219