Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2015 5 14.  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)
 05/22/2015   03:29:21   (  11.78, 150.00) 05/22/2015   03:28:52    (  11.46, 148.49)  168.23             29
 05/30/2015   02:40:11   (  14.65, 161.85) 05/30/2015   02:38:55    (  14.37, 160.49)  149.79             76
 06/01/2015   16:21:14   (  10.06, 140.18) 06/01/2015   16:17:45    (   5.85, 138.89)  488.47            209
 06/07/2015   03:27:38   (  10.07, 150.66) 06/07/2015   03:28:16    (   9.66, 148.87)  201.23             38