There's nine people in this group so far!
Did you know...
-Nine is the atomic number of fluorine?
-Messier object M9 is a magnitude 9.0 globular cluster in the constellation Ophiuchus?
-In probability, the nine is a logarithmic measure of probability of an event, defined as the negative of the base-10 logarithm of the probability of the event's complement.
-The Saros number of the lunar eclipse series which began on -2501 June 26 and ended on -1149 September 16. The duration of Saros series 9 was 1352.2 years, and it contained 76 lunar eclipses.
-A human pregnancy normally lasts nine months.
