Sort:  

use est 23:59:59 close. feb 28.. not the london close for month.Capture.PNG

try 16:00 GMT on m30 chart

I just checked it, you are right I got the same close, but by looking at the gator time he is refering to some other close.
eum30.png

that's exactly what I did. Knowing Gator, he usually considers closes half hour before London's session close