Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2015 3 20.  Predictions up to the next  30.0 days:

Date(AQUA)     Time(AQUA)   AQUA Lat/Lon   Date(NPP)     Time(NPP)    NPP Lat/Lon    Distance (km)   Time Diff(sec)
 03/27/2015   02:40:25   (  13.29, 162.08) 03/27/2015   02:39:31    (  13.01, 160.80)  141.85             54
 03/29/2015   16:22:03   (  10.04, 140.07) 03/29/2015   16:18:34    (   6.39, 139.01)  422.02            209
 04/04/2015   03:28:54   (  10.08, 150.45) 04/04/2015   03:29:10    (   9.77, 148.86)  176.93             16
 04/12/2015   02:40:21   (  13.81, 162.03) 04/12/2015   02:39:18    (  13.56, 160.69)  147.57             63
 04/14/2015   16:21:48   (  10.06, 140.16) 04/14/2015   16:18:19    (   5.94, 138.94)  477.08            209