Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2016 6 9.  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)
 06/14/2016   15:59:20   (  22.63, 147.46) 06/14/2016   16:02:46    (  23.26, 144.56)  305.17            206
 06/17/2016   02:42:16   (  22.64, 159.87) 06/17/2016   02:38:47    (  27.04, 157.32)  552.11            209
 06/22/2016   15:09:48   (  22.62, 159.83) 06/22/2016   15:12:00    (  23.19, 157.23)  273.85            132
 06/25/2016   03:31:35   (  22.57, 147.54) 06/25/2016   03:28:07    (  22.21, 145.88)  175.79            208
 06/30/2016   15:59:07   (  22.62, 147.49) 06/30/2016   16:02:36    (  23.55, 144.63)  309.64            209
 07/03/2016   02:42:02   (  22.67, 159.90) 07/03/2016   02:38:33    (  26.54, 157.46)  496.61            209