Mark J Johnston

Rated 4.20(5) — Mark J Johnston

This app is intended for Masters Athletics specifically for those involved in throws, eg hammer, shot, discus, javelin and heavy weight. It enables athletes to quickly get their pentathlon scores without having to wait for official scores to be broadcast.

Rated 4.00(2) — Mark J Johnston

This app is aimed at users in the Sydney area of NSW, Australia who may have access to UWS Observatory located in the Penrith area. The app provides information concerning astronomical events of interest, events run by the observatory, how to book for...