2. Astronomy
  3. Astronomy Events

Comet Photography

Read More
  • Slide01

    Slide01

  • Slide02

    Slide02

  • Slide03

    Slide03

  • A clock drive is used to compensate for the Earth’s rotation. It rotates the camera at one revolution per day but in the opposite direction (east to west) as the Earth.

    A clock drive is used to compensate for the Earth’s rotation. It rotates the camera at one revolution per day but in the opposite direction (east to west) as the Earth.

  • Slide05

    Slide05

  • This is the basic setup for taking astro photos with the 1100mm f/7 scope mounted on a German style clock driven equatorial mounting. The black lens on top of the 1100mm is a wide field finder scope used to find and center objects when the 1100mm is being used at longer focal lengths with a very small field of view.

    This is the basic setup for taking astro photos with the 1100mm f/7 scope mounted on a German style clock driven equatorial mounting. The black lens on top of the 1100mm is a wide field finder scope used to find and center objects when the 1100mm is being used at longer focal lengths with a very small field of view.

  • Slide07

    Slide07

  • Slide08

    Slide08

  • Print this dial on to cardboard and attach it to the ¼-20 screw used as the drive.

    Print this dial on to cardboard and attach it to the ¼-20 screw used as the drive.

  • Slide09

    Slide09

  • Slide10

    Slide10

  • Slide11

    Slide11

  • Slide12

    Slide12

  • Slide13

    Slide13

  • Slide14

    Slide14

  • Slide 15 This is a RAW image, 6 of these images are stacked and processed to get the next image.

    Slide 15 This is a RAW image, 6 of these images are stacked and processed to get the next image.

  • Slide16

    Slide16

  • Slide 17. This is one of six RAW images that were stacked and processed to get the next image.

    Slide 17. This is one of six RAW images that were stacked and processed to get the next image.

  • Slide18

    Slide18

  • Slide 19b. The 500 Rule says to divide the focal length of your lens into 500 to get the maximum exposure time before the stars smear. The maximum time for a 200mm lens is 2.5 sec. Notice the star trails in the 10 sec. image.

    Slide 19b. The 500 Rule says to divide the focal length of your lens into 500 to get the maximum exposure time before the stars smear. The maximum time for a 200mm lens is 2.5 sec. Notice the star trails in the 10 sec. image.

  • This is one of the seven RAW images taken with the camera on a Barn Door Drive and processed to make the next photo.

    This is one of the seven RAW images taken with the camera on a Barn Door Drive and processed to make the next photo.

  • Slide20

    Slide20

  • Slide21

    Slide21

  • Slide22

    Slide22

  • Photo Sharing
  • About SmugMug
  • Browse Photos
  • Prints & Gifts
  • Terms
  • Privacy
  • Contact
  • Owner Log In
© 2023 SmugMug, Inc.
    Slide16.JPG
    Slide 17. This is one of six RAW images that were stacked and processed to get the next image.
    Slide18.JPG