Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2017 7 20.  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)
 07/27/2017   15:09:35   (  22.60, 159.86) 07/27/2017   15:10:51    (  23.14, 157.35)  264.53             76
 07/30/2017   03:31:23   (  22.65, 147.55) 07/30/2017   03:27:54    (  25.41, 145.17)  390.74            209
 08/04/2017   15:58:58   (  22.61, 147.51) 08/04/2017   16:01:42    (  23.22, 144.65)  300.49            164
 08/12/2017   15:09:27   (  22.61, 159.88) 08/12/2017   15:11:05    (  23.17, 157.30)  271.70             98
 08/15/2017   03:31:15   (  22.65, 147.57) 08/15/2017   03:27:46    (  24.06, 145.47)  265.92            209