Usage Statistics for Astronomy Acknowledgement Index






From January 29, 1996 until now (November 7, 19109, 18:10):

How the Numbers are Created

The "odometer" on the Home Page is generated by a Perl program that counts the number of times it is invoked, keeping track, each time, of the IP address of the client. This page is generated by another program (also in Perl) that reads the data produced by the odometer program.

The odometer counter was adapted from a similar program used at NASA Langley Research Center.