Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2018 3 18.  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)
 03/24/2018   15:10:40   (  22.61, 159.83) 03/24/2018   15:10:45    (  23.19, 157.28)  269.24              5
 04/01/2018   16:00:06   (  22.59, 147.48) 04/01/2018   16:01:33    (  23.24, 144.59)  303.73             87
 04/09/2018   15:10:36   (  22.59, 159.85) 04/09/2018   15:10:52    (  23.16, 157.25)  273.67             16