Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2018 4 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)
 05/03/2018   15:59:56   (  22.63, 147.48) 05/03/2018   16:01:39    (  23.26, 144.59)  304.40            103
 05/11/2018   15:10:21   (  22.62, 159.87) 05/11/2018   15:10:57    (  23.18, 157.26)  274.73             36
 05/19/2018   15:59:37   (  22.61, 147.54) 05/19/2018   16:01:41    (  23.26, 144.59)  310.46            124