(meteorobs) meteor app

[Jodie Reynolds]

Hello Stuart,

You don't.  You sit down and write it.  Hence the
"spaceappsCHALLENGE".

"We would love to find developers who would like to make this fun,
easy, citizen science astro app happen!"

It's all hat and no cattle.  :-)

--- Jodie


Monday, April 22, 2013, 7:31:40 PM, you wrote:

> Where do you get this app?


> *****************************
> Stuart McDaniel
> Lawndale, NC
> Secr.,
> Cleve. Co. Astronomical Society

> IMCA #9052
> Sirius Meteorites

> Node35 - Sentinel All Sky

> http://spacerocks.weebly.com

> *********************************

> From: Terry Johnson
> Sent: Sunday, April 21, 2013 11:55 PM
> To: 'Meteor science and meteor observing'
> Subject: (meteorobs) meteor app


> Here’s something new!



> http://spaceappschallenge.org/project/falling-star-finder/





> …

> Quote from the page:



> “A mobile phone, sitting on the ground, will take many back-to-back 
> long-exposure images of the sky to capture meteor trails and passing 
> satellites. After the observing session, the user can upload all their
> photos to a server for other people to find meteors in, or the photographer
> can locally find their own meteors before upload.

> Anyone can download un-traced photos into the app to join in the process!

> When tracing, you look for an image with a white streak, then trace the
> meteor trail onscreen, and align the photo with an overlaid star field. That
> creates the precise celestial coordinate dimensions of the sky streak. The
> photo will have the vector streak coordinates embedded right in the EXIF
> tags with the location and time, and will be uploaded to the server.

> The server will match photos from other observers within the same viewing
> area, and use the Pythagorean theorem to find the latitude, longitude and
> altitude of the meteor or satellite trail. The orbit can be calculated then,
> and the resulting orbit plot and ephemeris data appear on the website and
> alerts the users who took the photos and traced the trails.”

> …



> But how well could this work?  What’s the field of view of a typical 
> smartphone?  Do reference stars even show?  The whole crowdsourcing aspect
> is really exciting, though.  Could make the job of calculating ZHR, radiant
> size, average mag., etc., automatic.



> --Terry, who only posts something every year or so.  :o)





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-- 
Best regards,
 Jodie                            mailto:spacerocks at spaceballoon.org