Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2017 5 8.  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   (  22.61, 159.82) 05/08/2017   15:10:50    (  23.20, 157.30)  267.28             55
 05/11/2017   03:31:44   (  22.70, 147.51) 05/11/2017   03:28:14    (  26.66, 144.79)  519.44            210
 05/16/2017   15:59:15   (  22.63, 147.49) 05/16/2017   16:01:34    (  23.28, 144.63)  301.41            139
 05/24/2017   15:09:42   (  22.60, 159.86) 05/24/2017   15:10:51    (  23.18, 157.29)  270.91             69
 05/27/2017   03:31:30   (  22.68, 147.55) 05/27/2017   03:28:00    (  25.81, 145.02)  433.34            210
 06/01/2017   15:59:00   (  22.63, 147.53) 06/01/2017   16:01:34    (  23.30, 144.64)  305.50            154