[amsat-bb] Spectacular views: Dragon and ISS clearly visible over The Netherlands !

John Brier johnbrier at gmail.com
Wed Jul 20 19:05:16 UTC 2016

When I take pictures of the ISS like this, I don't get that little
dot/star. So I'm not sure. Interesting though. I think it must be
something about the way you're doing it or something in your setup,
like you suggest.

73, John Brier KG4AKV

On Wed, Jul 20, 2016 at 2:26 PM, PA3GUO <pa3guo at upcmail.nl> wrote:
> Hi John,
> Also in the past my ISS photo's (with longer exposure, few seconds) had the same.
> I expect a ---- but I get a  `----.
> Not a straight line, but at the start a curly curve.
> It is on all pictures.
> I expected it to be related to movement of the camera, eg the pressing of the button.
> But why does the ISS stripe have it, and none of the stars?
> Yesterday I took all pictures with an IR remote. Effect is still there.
> Maybe the flipping of the mirror internally, but then again, why not the stars?
> Maybe because ISS is that bright ?
> Frank answer: no clue.
> Anyone ?
> Henk
> -----Oorspronkelijk bericht-----
> Van: John Brier [mailto:johnbrier at gmail.com]
> Verzonden: woensdag 20 juli 2016 19:42
> Aan: PA3GUO
> Onderwerp: Re: [amsat-bb] Spectacular views: Dragon and ISS clearly visible over The Netherlands !
> Congratulations. That is really cool.
> I see the Dragon streak far behind the ISS, but what is the dot/star
> looking thing right behind the ISS?
> On Wed, Jul 20, 2016 at 12:42 PM, PA3GUO <pa3guo at upcmail.nl> wrote:
>> Last 2 nights both the ISS and SpaceX's Dragon cargo capsule were
>> clearly visible over my location (Waalre, The Netherlands).
>> I got great help of two friends setting up the camera & tracking the
>> spaceships.
>> In the night of July 19th they were still separated 4 minutes. ISS
>> already passed when Dragon showed up.
>> However, in the night (early morning 03:35 local time...) of July 20th
>> they were separated only 15 seconds / 115km.
>> One really sees the two 'following' (trailing) each other (ISS is
>> followed by Dragon).
>> We had a bit of a challenge with the full moon.
>> Fortunately, the basketball field helped out a bit as you can see on
>> this picture: http://www.pa3guo.com/DSC_7644.JPG
>> ISS is the bright stripe, the more dimmed stripe (below) is Dragon.
>> Exposure (lens open): 10 seconds. ISS was approaching.
>> Subsequent pictures are here:
>> http://www.pa3guo.com/DSC_7645.JPG
>> http://www.pa3guo.com/DSC_7646.JPG
>> http://www.pa3guo.com/DSC_7647.JPG
>> http://www.pa3guo.com/DSC_7648.JPG (here you see Dragon best)
>> http://www.pa3guo.com/DSC_7649.JPG
>> Then my two friends noticed during the final period of the pass that
>> the Pleiades ("Seven Sisters") were accompanying them:
>> http://www.pa3guo.com/iss_dragon_waalre_20jul2016.jpg
>> Well, I finally saw a cargo ship and the ISS passing by together, it
>> was truly a spectacular view !!
>> Best regards,
>> Henk - PA3GUO
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