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Thread: Ballistic Calculator

  1. #1
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    Ballistic Calculator

    Does anybody know of a simple to use ballistic calculator similar to the old Chairgun programme that used to be around?
    Thx.
    If wishes were fishes, make mine a large cod and chips
    -----------------------

  2. #2
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    Mero is quite good, but I have a feeling it only works on Android phones and not iphones. HTH

  3. #3
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    Quote Originally Posted by plinkplinkfizz View Post
    Does anybody know of a simple to use ballistic calculator similar to the old Chairgun programme that used to be around?
    Thx.
    Chairgun is still available to download, just google it , and as neither ballistics, maths or physics has changed it still works & is still simple to use.

    All that happened is Hawke no longer update their scope model info, & no new pellet types are added.

    You may need to download java for it to run if using Win 11.

  4. #4
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    Another problem with Chairgun is that it does not have any of the airgun specific modern reference drag laws in it. MERO is the only software with a full set of airgun ammunition specific reference drag laws. If you need them or not depends on how accurate you want your calculations to be.

  5. #5
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    Quote Originally Posted by angrybear View Post
    Chairgun is still available to download, just google it , and as neither ballistics, maths or physics has changed it still works & is still simple to use.

    All that happened is Hawke no longer update their scope model info, & no new pellet types are added.

    You may need to download java for it to run if using Win 11.
    I recently purchased a new Windows 11 (Lenovo) PC and confirm I needed to install Java, it then installed and ran with no problems.

  6. #6
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    Quote Originally Posted by angrybear View Post
    Chairgun is still available to download, just google it , and as neither ballistics, maths or physics has changed it still works & is still simple to use.

    All that happened is Hawke no longer update their scope model info, & no new pellet types are added.

    You may need to download java for it to run if using Win 11.
    yeah, works just fine for me too

    Link: http://www.hawkeoptics.com/downloads/ChairGun-PC.zip
    Always looking for any cheap, interesting, knackered "project" guns. Thanks, JB.

  7. #7
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    Quote Originally Posted by ballisticboy View Post
    Another problem with Chairgun is that it does not have any of the airgun specific modern reference drag laws in it. MERO is the only software with a full set of airgun ammunition specific reference drag laws. If you need them or not depends on how accurate you want your calculations to be.
    Where is best place to download from. Tried yesterday and my PC had a fit blocking a Trojan.
    VAYA CON DIOS

  8. #8
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    Both Strelok versions, the free and paid are still available to download and I find the free version is the easiest of all available to use.

  9. #9
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    Quote Originally Posted by gsxrman View Post
    Where is best place to download from. Tried yesterday and my PC had a fit blocking a Trojan.
    Search/Google Hawke Chairgun,
    one of the first results should be https://uk.hawkeoptics.com/chairgun-...d-of-life.html
    Bottom of the page are legacy download links.

    or just click that address link

  10. #10
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    Quote Originally Posted by angrybear View Post
    Search/Google Hawke Chairgun,
    one of the first results should be https://uk.hawkeoptics.com/chairgun-...d-of-life.html
    Bottom of the page are legacy download links.

    or just click that address link
    I have Chairgun thanks, its the Meros one I cant find a clean download for.
    VAYA CON DIOS

  11. #11
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    Thanks

    Thanks all, that's really useful... I'l take a look at both options
    If wishes were fishes, make mine a large cod and chips
    -----------------------

  12. #12
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    I've unfortunately lost chairgun after getting a new laptop
    I can't find a download for chairgun anywhere now. The Hawke legacy links appear dead

    Managed to get Mero though, so that will do me now
    Last edited by robs5230; 18-04-2025 at 07:26 AM.
    B.A.S.C. member

  13. #13
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    No, it still works I've just tried it this morning & it downloaded to my idea-pad when the page opens just scroll down & click the link.

    When I searched for a free download it generated half a dozen options, even Airguns of Arizona have a link.

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