Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2018 3 14.  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)
 03/16/2018   16:00:08   (  22.60, 147.47) 03/16/2018   16:01:27    (  23.22, 144.61)  300.66             79
 03/24/2018   15:10:46   (  22.65, 159.83) 03/24/2018   15:10:46    (  23.16, 157.27)  267.76              0
 04/01/2018   16:00:18   (  22.59, 147.44) 04/01/2018   16:01:33    (  23.21, 144.59)  300.40             75
 04/09/2018   15:10:57   (  22.48, 159.76) 04/09/2018   15:10:54    (  23.00, 157.21)  268.48              3