Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2015 5 17.  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   03:29:24   (  11.82, 149.99) 05/22/2015   03:28:54    (  11.53, 148.48)  167.64             30
 05/30/2015   02:40:21   (  14.95, 161.76) 05/30/2015   02:39:00    (  14.64, 160.42)  147.83             81
 06/01/2015   16:21:22   (  10.04, 140.14) 06/01/2015   16:17:53    (   5.47, 138.80)  529.65            209
 06/07/2015   03:27:50   (  10.12, 150.60) 06/07/2015   03:28:18    (   9.72, 148.85)  196.63             28