just kidding..............
The diameter of the planet Jupiter is 142,984 kilometers.
That is, the diameter of Jupiter is about 11.21 times the Earth's diameter.
oops! sorry bigboi, and ''thanks'' niceboy,for pointing out my wrongdoing instead of answering the question,what would we do without the worlds victor meldrews reminding us how dumb some of us are.....................methinks i was trying to hard to be a boffin!