Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2017 2 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)
 02/09/2017   15:59:16   (  22.60, 147.49) 02/09/2017   16:01:59    (  23.25, 144.51)  314.04            163
 02/17/2017   15:09:50   (  22.62, 159.87) 02/17/2017   15:11:09    (  23.24, 157.21)  280.70             79
 02/20/2017   03:31:41   (  22.66, 147.54) 02/20/2017   03:28:12    (  25.49, 145.02)  404.94            209
 02/25/2017   15:59:17   (  22.58, 147.51) 02/25/2017   16:01:48    (  23.26, 144.55)  313.01            151