tiabunna's photos with the keyword: tracking

Scanned from an old slide taken inside the fibreglass dome, hence the red cast. The old WW2-vintage radar we removed had automatic target tracking: this new one was fully manual. That's progress! But the WF2 could follow the weather balloons for about two hundred kilometers. On a windy day at Macquarie Island, the balloons often did not rise more than ten degrees above the horizon before disappearing in the distance, even though they climbed at about 300 metres/minute ...