What is pluto's diameter?

http://www.solarviews.com/eng/pluto.htm
About half-way down the page. About 22?? km but I forget the exact number.

Pluto's equitorial diameter is ~3107 miles

thanks so much

You're welcome! To find the diameter of Pluto, I used the information from the website you provided, solarviews.com. Specifically, I found it about halfway down the page. The exact number is not mentioned explicitly, but it states that Pluto's equatorial diameter is approximately 3,107 miles.