Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2018 9 4.  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)
 09/08/2018   15:59:48   (  22.59, 147.38) 09/08/2018   16:02:08    (  23.21, 144.60)  292.79            140
 09/16/2018   15:10:12   (  22.64, 159.78) 09/16/2018   15:11:28    (  23.20, 157.28)  263.72             76
 09/19/2018   03:32:00   (  22.67, 147.47) 09/19/2018   03:28:31    (  25.38, 145.10)  385.91            209
 09/24/2018   15:59:28   (  22.64, 147.45) 09/24/2018   16:02:15    (  23.29, 144.61)  300.09            167