Jump to content

NLCbanner2024.jpg.2478be509670e60c2d6efd04834b8b47.jpg

billyharris72

Members
 View Profile  See their activity

  • Posts

    735

  • Joined

  • Last visited

 Content Type 

Topics posted by billyharris72

  1.  

    How to interpret field curvature? [ED72 + OVL] 1 2

    By billyharris72, in Getting Started With Imaging

    • 28 replies
    • 6,475 views
  2.  

    Wow! What are the chances?

    By billyharris72, in Observing - Lunar

    • 4 replies
    • 439 views
  3.  

    Guiding issues with 130PDS and guidescope. Is an OAG a viable option?

    By billyharris72, in Getting Started With Imaging

    • 4 replies
    • 594 views
  4.  

    Aldi Maginon spotting scope

    By billyharris72, in Member Equipment Reviews

    • 3 replies
    • 11,868 views
  5.  

    How does radiation heat a gas?

    By billyharris72, in Physics, Space Science and Theories

    • 4 replies
    • 1,366 views
  6.  

    Can I use an UV/IR cut filter in front of my regular LRGB?

    By billyharris72, in Getting Started With Imaging

    • 0 replies
    • 187 views
  7.  

    A couple of questions / project ideas (photometry)

    By billyharris72, in Observing and Imaging Double and Variable Stars

    • 4 replies
    • 783 views
  8.  

    Exposure question (RGB imaging)

    By billyharris72, in Getting Started With Imaging

    • 2 replies
    • 293 views
  9.  

    Trouble with RGB imaging

    By billyharris72, in Getting Started With Imaging

    • 7 replies
    • 424 views
  10.  

    Why is spectral flux density calculated per unit wavelength?

    By billyharris72, in Physics, Space Science and Theories

    • 10 replies
    • 2,295 views
  11.  

    Strange noise pattern in Ha images (ASI 1600)

    By billyharris72, in Getting Started With Imaging

    • 10 replies
    • 875 views
  12.  

    Image brightening at edge of field - any ideas why

    By billyharris72, in Getting Started With Imaging

    • 9 replies
    • 887 views
  13.  

    Is this a problem with my flat frames

    By billyharris72, in Getting Started With Imaging

    • 16 replies
    • 8,412 views
  14.  

    Another photometry query (calibration and air mass)

    By billyharris72, in Observing and Imaging Double and Variable Stars

    • 5 replies
    • 657 views
  15.  

    Photometry software options

    By billyharris72, in Observing and Imaging Double and Variable Stars

    • 4 replies
    • 1,557 views
  16.  

    Crayford troubles - does this sound fixable?

    By billyharris72, in Getting Started Equipment Help and Advice

    • 2 replies
    • 291 views
  17.  

    Broken HEQ5 pillar mount - fixable?

    By billyharris72, in Discussions - Mounts

    • 10 replies
    • 829 views
  18.  

    Does anyone know what this Galaxy [?] is?

    By billyharris72, in Imaging - Deep Sky

    • 5 replies
    • 446 views
  19.  

    Oval stars pointing in different directions

    By billyharris72, in Getting Started With Imaging

    • 10 replies
    • 831 views
  20.  

    Inflation is doing my head in

    By billyharris72, in Physics, Space Science and Theories

    • 12 replies
    • 1,124 views
  21.  

    Any advice on secondary collimation?

    By billyharris72, in Getting Started Equipment Help and Advice

    • 8 replies
    • 605 views
  22.  

    Halo around bright stars in Ha

    By billyharris72, in Getting Started With Imaging

    • 12 replies
    • 2,065 views
  23.  

    Lunar 100 description of Flamsteed P

    By billyharris72, in Observing - Lunar

    • 4 replies
    • 601 views
  24.  

    The best lunar map out there just got better

    By billyharris72, in Observing - Lunar

    • 2 replies
    • 477 views
  25.  

    Starting to think guiding might be beyond me

    By billyharris72, in Getting Started With Imaging

    • 14 replies
    • 711 views
×
×
  • Create New...

Important Information

We have placed cookies on your device to help make this website better. You can adjust your cookie settings, otherwise we'll assume you're okay to continue. By using this site, you agree to our Terms of Use.