Build a new solar airframe.
But It didn't work well, I didn't calculate properly.
airframe : Flite Test Bloody Baron 737mm
motor : Xnova 2204/2350Kv
prop : HQ 7*4.5
battery : Sanyo NCR18650GA 3500mAh 2S1P
PV cells : claim to sunpower maxeon C60 1/3 in serial
blocking diode : TI SM74611
FC : matek F405WMN + INAV 6.1.0
radio : Boxer + ELRS(betaFPV SuperD)