Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2017 4 30.  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)
 05/08/2017   15:09:55   (  22.62, 159.82) 05/08/2017   15:10:50    (  23.21, 157.30)  267.32             55
 05/11/2017   03:31:42   (  22.64, 147.52) 05/11/2017   03:28:13    (  26.66, 144.79)  525.10            209
 05/16/2017   15:59:15   (  22.60, 147.48) 05/16/2017   16:01:35    (  23.22, 144.61)  301.73            140
 05/24/2017   15:09:40   (  22.61, 159.87) 05/24/2017   15:10:50    (  23.21, 157.30)  271.40             70
 05/27/2017   03:31:27   (  22.65, 147.57) 05/27/2017   03:27:58    (  25.75, 145.03)  430.44            209