Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2018 9 19.  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)
 09/24/2018   15:59:28   (  22.62, 147.45) 09/24/2018   16:02:15    (  23.26, 144.61)  300.01            167
 10/02/2018   15:09:50   (  22.63, 159.85) 10/02/2018   15:11:34    (  23.20, 157.28)  271.37            104
 10/05/2018   03:31:38   (  22.68, 147.54) 10/05/2018   03:28:08    (  23.70, 145.53)  234.64            210
 10/10/2018   15:59:06   (  22.60, 147.53) 10/10/2018   16:02:22    (  23.23, 144.60)  308.12            196
 10/13/2018   02:42:00   (  22.68, 159.94) 10/13/2018   02:38:30    (  27.43, 157.25)  593.63            210