Category Archives: Ordinates

Grumman F6F Hellcat: Ordinates

Grumman F6F Hellcat: Ordinates I am without access to a Cad system for a few weeks so I decided to spend time reviewing my archive collection. Whilst looking through the many aircraft in the archives I came across some interesting … Continue reading

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NAA P-51D: Master Lines Plan

NAA P-51D Mustang: Master Lines Plan The P-51D project is progressing well with further developments on the fuselage frame profiles. I now have a comprehensive Master Lines Plan incorporating additional information obtained from mathematical analysis, drawings, reference documentation and geometric developments. … Continue reading

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NAA P-51D: Canopy

NAA P-51D Mustang: Canopy With the return to the P-51D project, I have been working on developing the fuselage and the canopy ordinates specific to the P-51D. Supporting information in this regard is hard to come by and we don’t have … Continue reading

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NAA P-51D Mustang: Using Ordinate Data

NAA P-51 Mustang: Using Ordinate Data Spreadsheets A question arose during a telecon today about using the Ordinate Spreadsheets for Cad and Modelling. Typically for the fuselage and cowlings, the spreadsheets are set out as above. The top section replicates the layout of the original … Continue reading

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NAA P-51D Mustang: Wing Ordinate Rev

NAA P-51D & B/C Mustang: Wing Ordinate Major Update: Thanks to Roland Hallam, I am now in receipt of new verifiable information that has prompted a return to the P51 project and a major update to the wing ordinate data … Continue reading

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Bell P-39: Wing Trailing Edge

Technote: Bell P-39 Wing Trailing Edge Calculation. The root wing profile for the P-39 is based on the NACA 0015 (4-digit series). The Bell P-39 archive contains ordinate data for the fuselage, tail, stabilisers, cowls and so on but sadly the … Continue reading

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Bell P-39 Airacobra: Fuselage

Bell P-39 Airacobra: Fuselage This is an update on the P-39 project. I have actually been drifting between this and the P-51 Mustang as a number of inquiries have come in regarding the ordinates and various questions on the Oil Cooler … Continue reading

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