Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2015 1 1.  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)
 01/06/2015   02:39:10   (  10.07, 162.72) 01/06/2015   02:40:21    (   9.77, 161.48)  139.53             71
 01/08/2015   16:20:36   (  13.86, 140.86) 01/08/2015   16:18:10    (  13.87, 140.66)   21.29            146
 01/14/2015   03:28:25   (  10.09, 150.41) 01/14/2015   03:30:50    (   9.74, 148.82)  178.78            145
 01/16/2015   15:31:59   (  10.05, 152.45) 01/16/2015   15:28:30    (   9.14, 152.29)  103.09            209
 01/22/2015   02:38:41   (  10.08, 162.86) 01/22/2015   02:39:50    (   9.81, 161.52)  150.11             69
 01/24/2015   16:20:03   (  13.89, 141.02) 01/24/2015   16:17:37    (  13.92, 140.72)   32.81            146