Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2017 9 16.  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)
 09/21/2017   15:59:03   (  22.64, 147.49) 09/21/2017   16:02:16    (  23.29, 144.58)  306.39            193
 09/29/2017   15:09:41   (  22.60, 159.82) 09/29/2017   15:11:38    (  23.21, 157.23)  273.64            117
 10/02/2017   03:31:32   (  22.64, 147.51) 10/02/2017   03:28:03    (  23.13, 145.63)  199.78            209
 10/07/2017   15:59:09   (  22.63, 147.46) 10/07/2017   16:02:26    (  23.28, 144.56)  306.08            197