Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2018 2 6.  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   15:59:49   (  22.59, 147.49) 02/12/2018   16:01:33    (  23.21, 144.59)  305.35            104
 02/20/2018   15:10:25   (  22.60, 159.86) 02/20/2018   15:10:42    (  23.17, 157.29)  270.91             17
 02/28/2018   15:59:53   (  22.62, 147.52) 02/28/2018   16:01:18    (  23.27, 144.65)  301.80             85