Albireo f13 320x240 x4 1/8/05
Double Stars
Collingwood Astronomy Club
 Gamma Leonis x8 17/5/05
Double Stars, a good target for small telescopes. These are the ones that I've seen so far. The images are taken with a Philips ToUcam Pro II webcam on an undriven 102mm MakCas telescope.
    Separation 1" to 3"

  1. Zeta Aqr 4.3, 4.5 1.8" (102mm 206x)
  2. Epsilon AB Lyr 5.01, 6.10 2.1" (60mm UR@56x uR@175x, 102mm 206x) - Image
  3. Mu Dra 5.7, 5.7 2.3" (102mm 206x) - Image
  4. Epsilon CD Lyr 5.25, 5.38 2.4" (60mm UR, 102mm 206x) - Image
  5. Zeta Ori (Alnitak) AB 1.9, 4.0 2.4" (102mm UR @ 52x)
  6. Epsilon Boo 2.5, 4.9 2.8" (102mm Webcam 6/6/05)
  7. 70 Oph 4.2, 6.0 2.8" (60mm UR @ 56x, 102mm 206x)
  8. Gamma Cet 3.5, 7.3 2.8" (102mm UR @ 52x)
  9. Tau Boo 4.5, 11.1 2.8" - Exoplanetary system

    10. Separation 3" to 10"

  10. Sigma Cas 5.0, 7.1 3" (102mm uR@52x uR@206x)
  11. 16/17 Dra 5.4, 6.4, 5.5 3.4", 90" (102mm 206x) - Image
  12. Rho Oph 5.2, 5.9 3.5" (60mm UR @ 56x)
  13. Theta Aur 2.6, 7.1 3.6" (102mm UR @ 52x)
  14. Alpha Gem (Castor) 1.9, 2.9 2.2" or 3.9"?? (102mm 206x)
  15. Iota Tri 5.3, 6.9 3.9" (102mm 206x)
  16. Rho Her 4.6, 5.6 4.1" (102mm 52x) - Image
  17. Gamma Leo (Algieba) 2.2, 3.5 4.4" 120deg (60mm 175x, 102mm 206x, Webcam uR) - Image?
  18. Alpha Her (Ras Algethi) 3.5, 5.4 4.7" 107deg (60mm 175x, 102mm 206x) - Image
  19. Pi Boo 4.9, 5.8 5.6" 108deg (102mm 52x)
  20. Zeta CrB 5.1, 6.0 6.3" 305deg - Image
  21. 95 Her 5.0, 5.1 6.3" (102mm 52x)
  22. 52 Cyg 4.0, 9.0 6.6" (102 52x?)
  23. Xi Boo 4.7, 7.0 6.9" 332deg (102mm 52x)
  24. Sigma CrB 5.6, 6.5 7.0" 236deg (102mm 52x) - Image
  25. Alpha 2 Cap (Giedi, Algedi) 3.8, 10.6 7.1" (102mm 52x?)
  26. Beta Mon 4.7, 5.2 7.3" (102mm 52x)
  27. Epsilon CMa (Adhara) 1.5, 7.4 7.5"
  28. Xi Cep 4.4, 6.5 7.7" (102mm 52x 206x)
  29. Gamma Ari (Mesarthim) 4.8, 4.8 7.8" (102mm 52x)
  30. Theta 1 Ori (Trapezium) 6.7, 7.9, 5.1, 6.7 8.8", 13", 21.5" (60mm 56x)
  31. Delta Her (Sarin) 3.1, 8.2 8.9" 236deg (102mm 206x) - Image
  32. Beta Ori (Rigel) 0.1, 6.8 9.5" (60mm UR, 102mm UR)
  33. Gamma Del 4.5, 5.5 9.6" (102mm 52x) - Image
  34. Gamma And (Alamak, Almach) 2.3, 5.5 9.8" (60mm UR, 102mm 52x 206x)
    35. - Image

    Separation 10" to 30"

  35. Iota Ori 2.8, 6.9 11.3" (102mm uR@52x uR@206x)
  36. Struve 2816 5.6, 7.7, 7.8 11.7", 20" 121deg, 339deg (102mm 52x)
  37. Eta Cas 3.4, 7.5 12" (102mm 52x 206x)
  38. 94 Aqr 5.3, 7.3 12.7" (102mm 52x)
  39. Sigma Ori AB 4.0, 7.5 12.9" (102mm 52x)
  40. Beta Cep (Alfirk) 3.2, 7.9 13.3" (60mm 56x)
  41. Epsilon Mon 4.5, 6.5 13.4" (102mm 52x)
  42. Kappa Boo 4.6, 6.6 13.4" 236deg (102mm 52x) - Image
  43. Beta Sco (Graffias) 2.6, 4.9 13.6" 21deg (60mm 56x) - Image
  44. Zeta UMa (Mizar) 2.3, 4.0 14.4" 152deg (60mm 56x) - Image
  45. Alpha UMi (Polaris) 2.0, 9.0 18.4" 218deg (60mm UR, 102mm 52x) - Image
  46. 40/41 Dra 5.7, 6.1 19.3" (102mm 52x)
  47. Alpha CVn (Cor Caroli) 2.9, 5.5 19.4" 229deg (60mm 56x) - Image
  48. Theta Ser 4.5, 5.4 22.3" (102mm 52x) - Image
  49. 8 Lac 5.7, 6.5 22.4" (102mm 52x)
  50. Zeta Psc 5.6, 6.5 23" (102mm 52x)
  51. 61 Cyg 5.2, 6.0 28" (60mm 56x) - Image
  52. Kappa Her 5.3, 6.5 28" (102mm 52x) - Image
  53. Eta Lyr 4.4, 8.6 28.1"(102mm 52x) - Image
  54. Eta Per 3.8, 8.5 28.3" (102mm 52x)

    55. Separation 30" to 100"

  55. Psi 1 Psc 5.6, 5.8 30" (102mm 52x)
  56. Psi Dra 4.9, 6.1 30.3" (102mm 52x) - Image
  57. Beta Cyg (Albireo) 3.1, 5.1 34.4" 54deg (Bins 8x42, 60mm 36x 56x, 102mm 52x) - Image
  58. Struve 747 4.8, 5.7 35.7" (102mm 52x)
  59. 57 Aql 5.8, 6.5 36" (102mm 52x)
  60. Lambda Ari 4.9, 7.7 37" (102mm 52x)
  61. Iota Boo 4.9, 7.5 38" (102mm 52x) - Image
  62. 15 Aql 5.5, 7.0 38.4" 209deg (102mm 52x)
  63. 16 Cyg 6.0, 6.2 39.1" (102mm 52x) - Exoplanetary system - Image
  64. Delta Cep v3.9, 6.3 41" (60mm 56x)
  65. Nu Sco 4.3, 6.4 41" (60mm 56x)
  66. Sigma Ori AC 4.0, 6.5 43" (60mm 56x)
  67. Zeta Lyr 4.3, 5.9 44" (60mm 36x 56x) - Image
  68. OStruve 525 6.0, 7.7 45" (102mm 52x) - Image
  69. Alpha 1 Cap (Giedi, Algedi) 4.5, 9.0 45.5" (102mm 52x) - Image
  70. Beta Lyr (Sheliak) v3.4, 8.6 46" 149deg (60mm 36x 56x) - Image
  71. Theta 2 Ori 5.2, 6.5 52" (102mm 52x)
  72. Delta Ori 2.2, 6.3 52.6" (60mm 56x)
  73. Zeta Ori (Alnitak) AC 1.9, 9.9 58" (102mm UR @ 52x)
  74. Nu Dra 4.9, 4.9 62" (102mm 52x) - Image
  75. Delta2 Lyr v4.5-6.5, 10.6 86.2" 349deg (102mm WebCam) - Image
  76. Gamma Lep 3.7, 6.3 96" (102mm 52x)
  77. Theta Lyr 4.5, 10.2 98.8" (102mm 52x)

    78. Separation 100" to 300"

  78. Delta Boo 3.5, 8.7 105" 79deg (102mm 52x) - Image
  79. Omicron1 Cyg 3.8, 4.8, 6.7 337", 107" (60mm 56x) (Note: 31 Cyg) - Image
  80. Mu Boo (Alkalurops) 4.3, 7.0 108" 171deg (102mm 52x) (Note secondary close binary 75mm+ 260y) - Image
  81. Upsilon And 4.09, 12.62 114" (102mm 52x) - Exoplanetary system
  82. Rho CrB 5.40, 8.7 135.3" - Exoplanetary system
  83. Gamma Cyg Sadr 2.3, 9.6 141.7" (60mm UR@56x)
  84. Epsilon Peg Enif 2.4, 8.4 142" (102mm 52x) - Image
  85. Alpha Leo (Regulus) 1.4, 7.7 177" (102mm 52x)
  86. Beta Cap (Dabih) 3.4, 6.2 206" (Bins 8x42, 102mm 52x) - Image
  87. Epsilon 1,2 Lyr 5.0, 5.2 208" (Bins 8x42, 60mm 56x, 102mm 52x) - Image
  88. Alpha Lib (Zubenelgenubi) 2.8, 5.2 231" (Bins 8x42, 102mm 52x)

    89. Separation 300"+

  89. Alpha 1,2 Cap (Giedi, Algedi) 3.6, 4.2 378" (Bins 7x50) - Image
  90. Delta1,2 Lyr 5.6, v4.5-6.5 (Bins, 60mm 36x 56x) - Image
Links to other sites...
Mizar @ f13 320x240 6/6/05 Graffias @ f13 320x240 7/6/05 Cor Caroli @ f13 320x240 7/6/05 Zeta CrB @ f13 320x240 10/6/05 Polaris @ f13 320x240 12/6/05 Albireo @ f13 320x240 x4 1/8/05 Alpha Her @ f13 640x480 x4 27/8/05 Beta Lyr @ f13 320x240 8/8/05 Delta Boo @ f6.5 320x240 14/8/05 Alkalurops @ f6.5 320x240 14/8/05 Dabih @ f6.5 320x240 14/8/05 Algedi @ f6.5 320x240 14/8/05 Enif @ f6.5 320x240 14/8/05 Zeta Lyr @ f6.5 320x240 14/8/05 Omicron Cyg x0.5FR 17/8/05 Double Double x0.5FR 17/8/05 Delta 1,2 Lyr x0.5FR x0.5 17/8/05 16 Cyg @ f13 320x240 20/8/05 Kappa Boo @ f6.5 320x240 22/8/05 Iota Boo @ f6.5 320x240 22/8/05 Kappa Her @ f6.5 320x240 22/8/05 Delta Her @ f6.5 640x480 22/8/05 Nu Dra @ f6.5 320x240 24/8/05 Psi Dra @ f6.5 320x240 24/8/05 Sigma CrB @ f6.5 320x240 24/8/05 OStruve 525 @ f6.5 320x240 28/8/05 Eta Lyr @ f6.5 320x240 28/8/05 Gamma Del f13 640x480 x4 30/8/05 61 Cyg @ f6.5 320x240 30/8/05 Gamma Del f6.5 640x480 x4 2/9/05 Mu Dra @ f13 640x320 x4 6/9/05 16/17 Dra @ f13 640x320 x4/2 6/9/05 Rho Her @ f13 640x480 6/9/05 The Ser @ f6.5 320x240 16/9/05
Epsilon Lyra @ f13 640x480 27/8/05
Created 24/5/05
Last Modified 17/9/05