Ponniyin Selvan Varalaatru Peravai

I think 'Dooma Keetu' is a star and not a supernovae.
PS refers to a star with tail bright and I think Kalki
was clear that he is talking about a comet.

I looked up Halleys comet's sightings. There is one
that appeared in 989AD. Close enough to our timeline!!

Muthu Prakash R

http://www.jeysriprakash.com
http://sibipranav.blogspot.com

"'I can't explain myself, I'm afraid, Sir,' said Alice, 'because I'm not myself you see.'"
-Alice in Alice In Wonderland