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Mognet

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Posts posted by Mognet

  1. On 16/02/2023 at 23:18, mickstanger said:

    but I'm wondering whether I got a duff one or whether anyone else has had any problems? 

    Not seen any problems with mine yet, although due to cloudy skies it's only on its second charge. I have noticed that it takes a lot longer than the quoted 6-7 hours for a full charge. It's something like 12 hours with mine

  2. When the local lights were being switched to LEDs I noticed a big drop in the quality of the southern view. I rarely see anything below 45 degress in that direction now apart from planets. Locally it seemed to improve a bit from the changes to the light spill

    The view south. Southend off to the left and Basildon off to the rightD34_2559.thumb.jpg.c0a0f967595ef70b68bfd75c875284f8.jpg

    The view east, same settings, same night, same spot

    D34_2557.thumb.jpg.01330355210165ea829be4d4cd8936a0.jpg

    • Sad 3
  3. First light on mine last night. Being new to dedicated astro cameras and Astroberry it was more about experimentation than good images. It's a definite step up from my DSLR, even if I don't know what I'm doing yet!

    Image is 65 frames of 8.7 seconds at gain 400. Probably far from the right settings, but I had a few issues with driving Astroberry via the tablet. Rough processing with DSS and Gimp

    Currently using a Nikkor 35mm 1.8G camera lens while debating what scope to get to go with it

    Light pollution also by me. I'd left the conservatory light on so I could see where Keeva the kitten was in the garden

    20230122-1-dss-3.jpg

    PXL_20230121_154421813.jpg

    • Like 1
  4. The v3 Raspberry Pi camera has just been announced, which needs libcamera instead of raspistill. I have a v3 camera on order so I can investigate and update the code as required. I knew raspistill was being deprecated so it's time to fix things

    Also currently investigating a slowdown in capture that's led to images being skipped on the Pi Zero when previously they had been fine. It possibly stems from copying the videos using the cp command, but has happened on new cards a week after initial install

  5. My thinking had been towards a scope rather than the Samyang lens as I might also want to use it for widefield viewing at some point, but I could use the couple of pairs of binoculars here that are waiting refurb/repair instead

    52 minutes ago, Elp said:

    One of the issues I've found is yes, opportunity is few and far between, so my focus has shifted to speed. So I've expedited everything. Sure you get more detail and less noise with longer integration, at this present time I'm happy just completing an image.

    Speed is a bit of an issue here too. I'm in a Bortle 5 area, but also have to deal with neighbours lights, so sometimes have limited opportunity

    52 minutes ago, Elp said:

    All fine choices from the lack of not reading much if any negative feedback on the list

    I'd noticed that where there was feedback it was all positive. The SM 66mm doesn't have any reviews yet though

  6. I needed a lightweight counterweight so I could do some widefields with my existing camera kit while I procrastinated over buying something dedicated, so after a rummage through my cupboard I came up with an idea to use a couple of small baked bean tins and a 3D printed holder as they would come in around the same weight as the camera and lens

    The design might not be quite right yet, but at least it's among my saner ideas! 🤪

    I designed it in Fusion360, and I'll share the files if anyone wants them

    PXL_20221228_230117283.jpg

    PXL_20221229_140256880.jpg

    PXL_20221229_142124421.jpg

    • Like 10
    • Haha 4
  7. 3 hours ago, Elp said:

    What widefield scopes have you looked at out of interest?

    I've not done a huge amount of research so far, but I've looked at a number

    These are still in the running for being both affordable and suitable weight/length for my mount:

    And a few that are too long or too heavy for the mount (SW AZ-EQ5, max 15kg but I'm not going over 10kg)

    A few I had to pass on due to price

    There's probably others I should look at too, but I'm starting to wonder if it's worth it given how often the skies have been clear and dark enough to get out this year

  8. I've been looking at the Samyang 135 F2 as an option as well. The prices look to be £400-£500 new, dependent on mount and seller, which puts it midway between the scopes I was looking at. From what I've seen in the Imaging with the Samyang 135mm f2 thread it does have the advantage of not needing a reducer, and I could use it with my existing Nikons or with a dedicated astro camera (depending on whether I need to modify it or I just need adaptors)

  9. Thanks @bomberbaz and @catburglar The choice of a 2" 0.6 reducer was from using FLO's astronomy.tools website as it apparently brings the field of view inside that from a 25mm eyepiece, and there's only one 1.25" reducer on FLO's website which apparently doesn't suit maks

    I could be looking at this from the wrong direction, so I'll drop FLO an email to see what they say. It may be that I will also need to consider a faster scope at the same time

  10. 56 minutes ago, bomberbaz said:

    Thanks Steve. I already have a longer one that I've been using with my camera and a Nikon adaptor, but wasn't sure it would be suitable or even fit the thread. This one seems to be the better option with the reducer

  11. Hi all,

    I've been doing a little astrophotography with my old Nikon D3100, but I'm now planning  getting a proper camera. Initially it will be used with my Mak127, and I'll get something with a wider field early next year.

    What I'm planning currently is the ZWO ASI585 camera https://www.firstlightoptics.com/zwo-cameras/zwo-asi-585mc-usb-3-camera.html

    WIth the Mak127 I probably need a reducer, I think this one https://www.firstlightoptics.com/reducersflatteners/stellamira-2-06x-reducer-field-flattener-with-m42-adapter.html

    Then the questionable bits. With the reducer I'll need an adaptor as the mak has a 1.25" back, would this one https://www.firstlightoptics.com/adapters/astro-essentials-2-to-125-reducer-adapter.html be suitable, and would I need another adaptor/extension tube too, or do I need something different?

     

    I already have an AZ-EQ5 for the mount, and a Raspberry Pi400 with Astroberry for control, and hopefully this power supply should be able to drive all of them https://www.firstlightoptics.com/batteries-powerpacks/orion-dynamo-pro-155wh-acdcusb-lithium-power-supply.html

  12. On 03/07/2022 at 22:13, Gfamily said:

    There used to be a really useful android app called SynScanInit that used to give the expected format for entering location and datetime details - for some reason it's no longer available on Google Play, but it is available to download as an apk from the link below; however, I cannot guarantee the security of the link itself so at your own risk... 

    https://apkcombo.com/synscaninit-2/com.RapidoDroid.synscaninit2/

    Or you can keep a note of the format details for future reference. 

    Found a different one recently that seems to be as good as SynScanInit2, but doesn't need a download from alternative sites. It's called Polar Clock https://play.google.com/store/apps/details?id=com.astrotools.polarclock

    • Thanks 1
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