Tornado12
lvl.4
Flight distance : 356391 ft
United States
Offline
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Others have already analyzed the flight log here. I just want to personally thank one person in particular here who I think always stays focused on the facts of the case and nothing else. Labroides, I couldn't agree more with how you approach these issues. As I read this thread this morning, we had people blaming DJI for issues, without having any data on what actually happened, we had people saying the FAA should even get involved, without having any data, we had people trying to suggest this is the same issue that occurred with Suren's issue, without having any data. Now that we have the actually flight log in this case....it tells us pretty much what happened in this case. I was blasted by some in suren's case for suggesting that it was possible that it could be pilot error. I apologized to suren for some of my approach and words I chose in my assessment in that thread, but my sentiments on his case remained. I was blasted though for suggesting that the pilot could have done that. Its interesting than in this case, we have another mastershots fly away where the pilot says it flew entirely on its own. However, the flight log clearly shows the aircraft was responding to stick commands as it flew into the tree. I just want to point out to folks who love to jump the gun, start connecting dots, making massive assumptions, all without data, that this is why you don't jump the gun. One thing you will learn is that when people enter a state of panic or high anxiety, they typically don't remember exactly what they did in those few seconds or minutes clearly. Based on flight logs this case appears to be pilot error.
A few little things I did notice in analyzing the video and logs that I would share. The Mastershots "wobble" that you see in the video has been a known problem with the gimbal in mastershots. Many people have had this wobble issue, so that should not be any consideration toward the fly away issue - it is a separate standalone issue. Just want to clarify that. When we realized the drone crashed into a tree my first thought was "Why didn't the vision sensors avoid the tree? Was it a bare / leafless tree that we know the drone has problems seeing sometimes?" So I studied the video closely along with the flight path. I think the tree the drone crashed into is visible in the video, and it is indeed a tree with bare, thin branches.
Questions to the OP: You said you didn't touch the sticks as the drone flew into the tree. How certain are you of this? The flight data shows stick inputs that essentially flew the drone into the tree. There is a contradiction in your story of events and what the flight logs show. Just would be curious if we cant try to clear up those few seconds where the mastershot was canceled, and the drone ended up in the tree. What you did with the remote control in those few seconds is critical to this case. As was the situation with surens case...What pilots are doing with their RC in these moments of perceived problems is so critical. In surens case, his phone disconnected so we never got a flight log to see if there were any stick inputs to contradict his memory of what happened. In this case we do have flight logs, and we see the contradiction. This is why I focus on data ONLY. I have seen so many times where what people remember happening, did not match the data. This is not to blast the pilot or person who the crash happened to, but just to hi light that in those moments of anxiety people can sometimes do things that they arent fully thinking about or dont remember. This is why in law enforcement when you show up to a tragedy and start interviewing witnesses, you often get drastically different stories of what happened, even though witnesses all saw the same thing. You have to focus on the data and facts before jumping the gun. |
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