Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2014 4 19.  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)
 04/25/2014   02:40:29   (  13.98, 161.86) 04/25/2014   02:39:24    (  13.68, 160.47)  153.74             65
 04/27/2014   16:21:50   (  10.04, 140.02) 04/27/2014   16:18:21    (   6.52, 138.90)  411.08            209
 05/03/2014   03:28:26   (  10.07, 150.44) 05/03/2014   03:29:15    (   9.70, 148.69)  196.20             49
 05/11/2014   02:38:23   (  10.09, 162.94) 05/11/2014   02:38:43    (   9.75, 161.37)  176.54             20
 05/13/2014   16:20:10   (  11.91, 140.68) 05/13/2014   16:17:12    (  12.04, 140.16)   59.47            178