Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2018 8 4.  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)
 08/07/2018   16:00:18   (  22.61, 147.30) 08/07/2018   16:01:49    (  23.21, 144.64)  280.55             91
 08/15/2018   15:10:45   (  22.62, 159.68) 08/15/2018   15:11:10    (  23.16, 157.30)  250.72             25
 08/23/2018   16:00:05   (  22.59, 147.32) 08/23/2018   16:01:59    (  23.21, 144.61)  286.27            114
 08/31/2018   15:10:32   (  22.58, 159.70) 08/31/2018   15:11:21    (  23.14, 157.27)  256.78             49