RASC Hamilton ISS Solar Transit on August 27
Muhammad Basil Ahmad
mb.ahmad at gmail.com
Thu Aug 27 21:32:27 EDT 2015
Wow. That's impressive. I'm glad you captured it.
--
Muhammad Basil Ahmad
RPh, HonBSc, BScPhm, CDE
Sent from my GALAXY Note 3™
On Aug 27, 2015 8:23 PM, "David Galbraith" <dr_d_a_galbraith at hotmail.com>
wrote:
> Hi everyone,
>
> Thanks Muhammad for the tip on this transit. A very interesting
> experience.
>
> I set up in the parking lot at Royal Botanical Gardens, 680 Plains Road
> West in Burlington, which is about 0.8 km off of the predicted centre line
> of the transit. I put a Nikon D800 on a Meade 125 TB Maksutov Cassegrain
> telescope and ran 30 fps video for about 90 seconds either side of the
> predicted transit. I had no idea if I had any luck with this until I got
> home and could run the clip on a computer. This procedure did indeed
> capture the transit. As predicted, the ISS covered the sun's disk in under
> 2 seconds - in 54 frames in fact.
>
> I extracted the frames and ran StarStax to try to get a stacked version. I
> am sure something like PhotoShop would do a better job, but I don't have
> access to it. My first attempt at a composite image using the stacked
> frames is attached. The station is visible in nearly every frame, although
> the subject was very challenging because of the cloud cover. The moving
> clouds made for an interesting effect in StarStax, but the station is not
> as clear in the composite as it is in most single frames.
>
> I would be grateful for processing recommendations. I am extracting the
> relevant frames as a video clip too.
>
> cheers,
>
> David Galbraith
> Dundas, ON
>
> ------------------------------
> Date: Thu, 27 Aug 2015 19:07:32 -0400
> From: bscphm at gmail.com
> To: astronomers at hamiltonrasc.ca
> Subject: Re: RASC Hamilton ISS Solar Transit on August 27
>
> Did anyone see or photograph the event? There seemed to be a clear window
> at the time.
>
> Muhammad Basil Ahmad
> RPh, HonBSc, BScPhm, CDE
>
> On Sun, Aug 23, 2015 at 2:03 PM, David Galbraith <
> dr_d_a_galbraith at hotmail.com> wrote:
>
> This is really interesting
>
> Fyi - a clear view of the western horizon will be necessary, as the sun
> will be at 15 degrees elevation or less at transit.
>
> Weather forecast at the moment not looking great, however.
>
> Best wishes,
>
> David
>
>
>
>
>
> On Aug 23, 2015, at 11:17, Muhammad Basil Ahmad <bscphm at gmail.com> wrote:
>
> Coming up over the Hamilton area.
>
> Thursday, August 27, 2015 around 6:25 PM.
>
> I'll be at work, otherwise, I'd try to photograph it.
>
>
> https://www.calsky.com/?Transitline=&showhome=&obs=4870767060583&tdt=2457262.43482751&sat=25544&interval=0.00011574&step=0.00000231&mainbody=0
>
> Muhammad Basil Ahmad
> RPh, HonBSc, BScPhm, CDE
>
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