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astro_nutt
27-03-2016, 04:04 PM
Hi all. Just started learning AP. My first decent photo of the Moon after trial and error. Equipment. 254mm semi-truss dob on a home made split-ring mount. Nikon D7000 ISO 400 at 1/100 second.
196840
:D

raymo
27-03-2016, 04:41 PM
Nice and sharp, but way over exposed. probably needed around 1/320th.
raymo

astro_nutt
27-03-2016, 06:04 PM
It is overexposed, so next time I'll fine tune settings. Thanks for your advice Raymo.
Cheers!

Atmos
27-03-2016, 06:29 PM
It is a great start :) Always nice to be able to fit the entire moon in a single frame. With the moon you can shoot at ISO 200, this gives a bit larger dynamic range (larger range between black and white). The moon is plenty bright enough :)

astro_nutt
28-03-2016, 10:08 AM
Thanks Colin. At least I'm off to a good start!

Somnium
28-03-2016, 10:29 AM
Nice start, just out of curiosity, you have been a member of the forums for 11 years, what made you decide to get into AP only now?

Astroman
28-03-2016, 10:36 AM
Nice work on your venture into AP. Just out of curiosity, do you have pics or plans of your split ring mount? I have always loved the look of these..

astro_nutt
29-03-2016, 05:19 PM
Hi Aidan. I have always enjoyed observing and after I brought my 12" dob a few years ago, I had my 10" dob sitting in my back observatory not doing much and this gave me the opportunity. In 2015, I did a heap of research and looked at what I was getting into and spent 11 months designing and building a mount to suit and then modifying the 10" dob. During all this, my dear wife knew someone who was selling a DSLR. A trip to Bintel for a few bits and pieces and then a new learning curve, (and will continue for a while!), has began. I guess I take a bit longer to evolve but it has been worth the wait.
Cheers!

Hi Andrew! Click onto the ATM section and search for a thread titled "Current Project" A brief description of the mount and the maths for the RA drive should be useful.
Cheers!

astro_nutt
30-03-2016, 04:21 PM
196990
Hi all. I did a bit of refinement to correct the over exposure. :screwy: Still learning as I go along. :rofl:

raymo
30-03-2016, 05:01 PM
Much better.
raymo

DavidTrap
30-03-2016, 05:51 PM
Noice!
DT