Based on Google web cache, here are how they calculate the points, so roughtly you can count your own point.
BlackBerry 10 Dev Alpha C is coming!
We've given out over 7,500 BlackBerry® Dev Alpha devices to developers around the world since we started this program last May at BlackBerry 10 Jam in Orlando. And now, we're ready to do it again; this time with the BlackBerry 10 Dev Alpha C!
The top 1,500 people to submit two or more applications will be given priority seeding for the BlackBerry 10 Dev Alpha C. These 1,500 developers will be determined on the following point system:
50 points for ported Android applications
250 points for all other applications (Native, BlackBerry® WebWorks™, Adobe AIR)
1,500 points for Built For BlackBerry certified application
200 points to start for BlackBerry 10 Dev Alpha A/B recipients
200 points to start if you are a BlackBerry Elite Member
BONUS: 200 points if you contribute to a repo on GitHub.com/BlackBerry between Dec 1 and Feb 5
To qualify, developers must first register below.
The BlackBerry 10 Dev Alpha C offer will run from December 1, 2012 through February 5, 2013.