Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2018 2 26.  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)
 02/28/2018   15:59:58   (  22.59, 147.50) 02/28/2018   16:01:20    (  23.20, 144.64)  300.39             82
 03/08/2018   15:10:38   (  22.39, 159.82) 03/08/2018   15:10:33    (  22.89, 157.28)  266.27              5
 03/16/2018   16:00:04   (  22.59, 147.51) 03/16/2018   16:01:05    (  23.19, 144.70)  295.92             61
 03/24/2018   15:11:03   (  21.18, 159.55) 03/24/2018   15:10:38    (  21.67, 157.04)  265.88             25