Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2017 6 23.  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   (  22.63, 159.86) 06/25/2017   15:10:48    (  23.18, 157.34)  265.60             68
 06/28/2017   03:31:30   (  22.69, 147.53) 06/28/2017   03:28:00    (  25.99, 145.01)  447.39            210
 07/03/2017   15:59:01   (  22.59, 147.51) 07/03/2017   16:01:31    (  23.19, 144.66)  299.06            150
 07/11/2017   15:09:27   (  22.62, 159.90) 07/11/2017   15:10:44    (  23.20, 157.36)  267.46             77
 07/14/2017   03:31:15   (  22.64, 147.59) 07/14/2017   03:27:46    (  25.41, 145.19)  392.15            209
 07/19/2017   15:58:47   (  22.60, 147.56) 07/19/2017   16:01:27    (  23.25, 144.70)  301.41            160