Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2015 9 15.  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)
 09/19/2015   02:41:24   (  19.59, 160.61) 09/19/2015   02:38:46    (  19.33, 159.35)  135.07            158
 09/24/2015   15:09:49   (  22.62, 159.84) 09/24/2015   15:13:18    (  25.92, 158.00)  411.62            209
 09/27/2015   03:29:39   (  15.48, 149.18) 09/27/2015   03:28:09    (  15.18, 147.67)  165.45             90
 10/05/2015   02:41:29   (  20.43, 160.43) 10/05/2015   02:38:37    (  20.16, 159.19)  132.24            172
 10/10/2015   15:09:39   (  22.59, 159.86) 10/10/2015   15:13:07    (  25.21, 157.87)  354.66            208
 10/13/2015   03:29:39   (  16.21, 149.05) 10/13/2015   03:27:57    (  15.86, 147.56)  163.67            102