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   15:10:41   (  22.59, 159.83) 03/24/2018   15:10:46    (  23.17, 157.28)  269.34              5
 04/01/2018   16:00:05   (  22.63, 147.48) 04/01/2018   16:01:32    (  23.27, 144.60)  303.61             87
 04/09/2018   15:10:35   (  22.62, 159.86) 04/09/2018   15:10:51    (  23.19, 157.26)  273.55             16