Jasper Yu => YSITD: cos(lat1/pi/180) * cos(lat2/pi/180) * sin((lon2-lon1)/pi/360)^2 + sin((lat2-lat1)/pi/360)^2 #5b57896e3ce4497d18ad1f80

Jasper Yu says to YSITD

cos(lat1/pi/180) * cos(lat2/pi/180) * sin((lon2-lon1)/pi/360)^2 + sin((lat2-lat1)/pi/360)^2

at Wed, Jul 25, 2018 4:17 AM