Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2017 9 21.  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)
 09/29/2017   15:09:41   (  22.59, 159.82) 09/29/2017   15:11:38    (  23.18, 157.23)  273.62            117
 10/02/2017   03:31:32   (  22.65, 147.50) 10/02/2017   03:28:03    (  23.16, 145.63)  200.44            209
 10/07/2017   15:59:09   (  22.62, 147.46) 10/07/2017   16:02:26    (  23.24, 144.55)  305.93            197
 10/15/2017   15:09:44   (  22.58, 159.81) 10/15/2017   15:11:46    (  23.16, 157.21)  273.67            122
 10/18/2017   03:31:34   (  22.65, 147.49) 10/18/2017   03:28:05    (  22.84, 145.69)  186.09            209