Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2018 2 5.  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)
 02/12/2018   15:59:48   (  22.63, 147.50) 02/12/2018   16:01:31    (  23.30, 144.61)  305.18            103
 02/20/2018   15:10:25   (  22.60, 159.86) 02/20/2018   15:10:41    (  23.20, 157.30)  270.76             16
 02/28/2018   15:59:55   (  22.59, 147.50) 02/28/2018   16:01:19    (  23.24, 144.65)  301.50             84