Good point, Chuck. I did come across this G**gling around:
http://www.astronomycameras.com/data/editorials/20111128/assets/chasing_the_iss.pdf
Charlie
On Mon, Sep 15, 2014 at 5:26 PM, Chuck Norcutt <
chucknorcutt@xxxxxxxxxxxxxxxx> wrote:
> It would have to be a very special motor drive, Charlie. A typical
> telescope motor drive moves the scope in synchrony with the rotation of the
> earth... 360 degrees in 24 hours. If the ISS transits the moon or the sun
> in 1 second (1/2 degree of arc) it's moving 360 degrees in 720 seconds or
> 12 minutes... 120 times faster.
>
> Chuck Norcutt
>
>
>
> On 9/15/2014 4:49 PM, Charles Geilfuss wrote:
>
>> I believe there is some type of software out there that allows for
>> tracking
>> of the ISS with a motor drive as it passes across the night sky. It may
>> also give viewing spots to catch transits of Moon/ Sun. I remember reading
>> about some time back. It was in an article that accompanied a photo of the
>> ISS when it was docked with a Space Shuttle.
>>
>> Charlie
>>
>> On Mon, Sep 15, 2014 at 3:29 PM, Ken Norton <ken@xxxxxxxxxxx> wrote:
>>
>> Space station transit lasts less than 1 sec and takes some planing so
>>>>
>>> hardly
>>>
>>>> serendipitous.
>>>>
>>>
>>> I've been attempting transits for about five years now. For one thing,
>>> I don't have a telescope, so the space station is nothing more than a
>>> speck. But another issue is the critical timing. Depending on how high
>>> the moon or sun is in the sky, the space station is a bit bigger or
>>> smaller. And it can also alter the time across disk quite a bit too.
>>>
>>> Not easy, and your position has to be quite exacting. I've gotten just
>>> one moon transit, but the picture wasn't good enough to show anyone.
>>>
>>> --
>>> Ken Norton
>>> ken@xxxxxxxxxxx
>>> http://www.zone-10.com
>>> --
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