Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2018 2 27.  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)
 02/28/2018   15:59:57   (  22.61, 147.50) 02/28/2018   16:01:19    (  23.22, 144.65)  300.30             82
 03/08/2018   15:10:38   (  22.35, 159.81) 03/08/2018   15:10:33    (  22.85, 157.27)  266.41              5
 03/16/2018   16:00:04   (  22.60, 147.51) 03/16/2018   16:01:05    (  23.22, 144.70)  295.96             61
 03/24/2018   15:11:02   (  21.24, 159.56) 03/24/2018   15:10:38    (  21.71, 157.04)  266.00             24