Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2018 4 8.  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)
 04/09/2018   15:10:43   (  22.63, 159.82) 04/09/2018   15:10:51    (  23.18, 157.26)  268.61              8
 04/17/2018   16:00:11   (  22.59, 147.44) 04/17/2018   16:01:37    (  23.23, 144.58)  300.93             86
 04/25/2018   15:10:44   (  22.60, 159.79) 04/25/2018   15:10:55    (  23.14, 157.24)  268.26             11
 05/03/2018   16:00:10   (  22.63, 147.44) 05/03/2018   16:01:40    (  23.26, 144.58)  300.85             90