Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2018 4 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)
 04/17/2018   16:00:10   (  22.64, 147.45) 04/17/2018   16:01:36    (  23.27, 144.59)  300.72             86
 04/25/2018   15:10:45   (  22.61, 159.79) 04/25/2018   15:10:55    (  23.19, 157.25)  268.17             10
 05/03/2018   16:00:11   (  22.59, 147.43) 05/03/2018   16:01:41    (  23.20, 144.57)  300.85             90