Comments by "红火树 RedFireTree" (@firetree2007) on "Moon Lander In One Piece But Tilted: Reports | Left, Right u0026 Centre" video.

  1. simple comparisons of India's lunar lander Vikram and China's Change4 1. Vikram weight 1470 kg, Change4, 1230 kg 2. Pragyan rover, 24 kg, Change 4 Yutu rover, 140 kg 3. life for Pragyan 14 days, Change4 Yutu rover, over 9 months now, still working 4. engine, Vikram has 5 engines, each has 800 N, total, 4000 N, China Change 4, 1 engine power 7500 N. 5. power/weight ratio: Vikram, 4000 N/1470 kg = 2.72 N/Kg China Change 4, 7500 N / 1230 kg = 6.098 N/Kg 6. temperature control, Vikram, none, so only can stay on the moon for 14 earth days, Change4, yes, already worked for 9 months, still working.
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