Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2018 3 20.  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   (  22.61, 159.83) 03/24/2018   15:10:46    (  23.18, 157.28)  269.13              5
 04/01/2018   16:00:06   (  22.62, 147.48) 04/01/2018   16:01:32    (  23.26, 144.60)  303.15             86
 04/09/2018   15:10:37   (  22.62, 159.85) 04/09/2018   15:10:50    (  23.21, 157.27)  272.50             13