1489 is the 247th prime number, counting upwards from 1.
It is also a centered triangular number
IN 1489 AD/CE:
1488 - 1489 - 1490
SOURCES:
http://www.virtuescience.com/1489.html
http://en.wikipedia.org/wiki/Ashikaga_Yoshihisa
http://en.wikipedia.org/wiki/1489
http://en.wikipedia.org/wiki/Antonio_da_Correggio
http://www.brainyhistory.com/years/1489.html
http://www.yutopian.com/religion/sites/Israel.html
http://www.khyber.org/pashtohistory/thelodhis.shtml
http://www.boychoirs.org/library/history/hist009.html
http://users.cyberone.com.au/myers/rosicrucian.html
BrevityQuest 2006