Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2014 3 25.  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)
 03/29/2014   15:10:45   (  22.60, 159.80) 03/29/2014   15:14:13    (  27.63, 158.36)  578.85            208
 04/01/2014   03:29:55   (  13.14, 149.67) 04/01/2014   03:29:03    (  12.82, 148.05)  179.24             52
 04/09/2014   02:40:52   (  15.64, 161.55) 04/09/2014   02:39:19    (  15.32, 160.12)  157.56             93
 04/11/2014   16:21:44   (  10.00, 140.09) 04/11/2014   16:18:14    (   5.07, 138.60)  572.63            210
 04/17/2014   03:28:14   (  10.10, 150.55) 04/17/2014   03:28:45    (   9.69, 148.72)  205.97             31