Object's height in pixels=74 px. Panel's length in pixels-444px
2atan(tan(70/2)*(74/444))=13.31276053385
Diameter of the sun: 1.3914 million km
Distance via angsize calculator=5.9614e+6 km
Estimated timeframe:
High end is 20 seconds. Mid end is 30 seconds. Low end is 1 minute.
High end speed: 99356666.66667 m/s
Sun's mass: 1.989 × 10^30 kg
KE=(1/2)(m)(t)^2=9.817452601450656e+45 joules (Low end)
Mid end speed: 198713333.33333 m/s
KE=3.926981040579868e+46 joules (Mid end)
High end speed: 238456000 m/s
KE=5.6548526984352e+46 joules (High end)
All values are Solar System level