Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2017 6 18.  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)
 06/25/2017   15:09:40   (  22.62, 159.85) 06/25/2017   15:10:48    (  23.18, 157.33)  265.65             68
 06/28/2017   03:31:30   (  22.70, 147.53) 06/28/2017   03:28:00    (  26.00, 145.01)  446.92            210
 07/03/2017   15:59:00   (  22.64, 147.52) 07/03/2017   16:01:30    (  23.25, 144.68)  298.97            150
 07/11/2017   15:09:27   (  22.59, 159.89) 07/11/2017   15:10:45    (  23.14, 157.35)  267.76             78
 07/14/2017   03:31:15   (  22.69, 147.58) 07/14/2017   03:27:45    (  25.36, 145.20)  382.92            210