The CH-7 Heli-Sport has a poor safety record in Australia, with two crashes caused by structural failure of the stabiliser. As the number of CH-7's in Australia is low, this is an exceptionally high percentage of failures and resultant crashes. The ATSB crash reports for VH-SWQ and VH-JEW are at the bottom of the page. Flight history for aircraft - I-D237. More than 7 days of I-D237 history is available with an upgrade to a Silver (90 days), Gold (1 year), or Business (3 years) subscription. The world’s most popular flight tracker. Track planes in real-time on our flight tracker map and get up-to-date flight status & airport information. zp5XJ.