PanStarrs Finder

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Find PanStarrs C/2011 L4 comet with the help of your Android tablet or mobile phone.

- GPS and system hour will help you to stablish the location parameters.
- Compass and accelerometer of the device will indicate you the position of the comet.
- Camera will allow you to precisely align the virtual comet with the real one.

* The efficiency of the process strongly depends on the device sensors precission. Please, use any compass calibration app before (for example, GPS Essentials).

The comet parameters have been obtained from the website of NASA (JPL) . Hyperbolic equations for the comet trajectory have been used with some approximations.

Accuracy:

Average error lower than 20', compared with data from heavens-above http://www.heavens-above.com/comet.aspx?cid=C%2F2011%20L4

The focal length of the camera (width and height angles) has been used to place objects in the screen. If the compass and accelerometers of the device are accurate, this app is also accurate enough.
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What's New

Versión 1.8

- Stellarium landscape generation
- Two new bugs solved
- Now include PLANETS and STARS!! (magnitude < 3.5) !!!!
- Remember location data from previous launch

Version 2.0

- Constellation lines
- Calibration
- Some orientation and aspect enhancements

Version 2.1

- Probably, the last version. Hope to see you in Ison Finder!!!
- Bug solved (affecting clicks in fix-location controls)
- SOlution for some Xperia models (affecting camera angle)
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Additional Information

Updated
March 26, 2013
Size
740k
Installs
5,000+
Current Version
2.2
Requires Android
2.3.3 and up
Content Rating
Everyone
Permissions
Offered By
Helioserver
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