User 7190
@user7190
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Joined: Jan 19, 2026
Topics: 2 / Replies: 12
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Calculating the amount of packets echo question

Thanks Stuart ! I've realised most of the questions are missing the graphics which are extremely helpful. These questions have helped me so much ! 🙂

2 years ago
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Calculating the amount of packets echo question

Thanks!! That makes much more sense, and is a more logical approach to keep the aircraft balanced at all stages of flight. It's much more safer to rou...

2 years ago
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Calculating the amount of packets echo question

Hi John thank you for your reply. The reason why I have asked this question is when running the calculations longhand by using the formula or flow cha...

2 years ago
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Forum
Replies: 6
Views: 1287
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Question on minimum ballast required

No worries will have a look at problems like those as well. Thank you for all your help! You're a life saver 🙂

3 years ago
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Question on minimum ballast required

Thanks a lot for your help and explanation. Much appreciated! Is there a possibility whereby the examiner gives us data that both TOW and ZFW fall wit...

3 years ago
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Question on minimum ballast required

I would go with the graphical method answer of 5KG. The reason being is by determining using trial an error to see what is the most accurate approach....

3 years ago
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Question on minimum ballast required

Using the flow chart, I used the weight to add the formula which resulted in around 3 KG. At 2505 KG ZFW, there is a 3mm difference between the AFT li...

3 years ago
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Question on minimum ballast required

With the graphic method I played around with the 00s, so I added 50 kg in the FWD locker which gave 2550kg, 2641mm 674.696IU. I then plotted this on t...

3 years ago
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Question on minimum ballast required

Looks like we have a problem with our ZFW CoG

3 years ago
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Question on minimum ballast required

So we have the ZFW slightly outside the envelope and TOW inside the envelope. Sorry had to re plot ZFW just wanted to make sure.

3 years ago
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Question on minimum ballast required

The ZFW CoG looks like is further aft then TOW, so from there we add as much ballast possible in the form of 5kg bags. Max we can add in the baggage c...

3 years ago
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Question on minimum ballast required

Hi John thank you for your explanation. Just also wondering when using the graphical method do we base our plotting points off our TOW or ZFW? ZFW is ...

3 years ago
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Replies: 19
Views: 5708