Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2018 4 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)
 04/25/2018   15:10:39   (  22.60, 159.81) 04/25/2018   15:10:55    (  23.17, 157.25)  269.47             16
 05/03/2018   15:59:57   (  22.61, 147.47) 05/03/2018   16:01:39    (  23.28, 144.59)  304.41            102
 05/11/2018   15:10:21   (  22.62, 159.86) 05/11/2018   15:10:56    (  23.20, 157.26)  274.47             35