Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2018 6 18.  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)
 06/20/2018   15:59:41   (  22.63, 147.50) 06/20/2018   16:01:39    (  23.24, 144.63)  301.56            118
 06/28/2018   15:10:11   (  22.58, 159.86) 06/28/2018   15:10:54    (  23.14, 157.31)  268.71             43
 07/06/2018   15:59:32   (  22.63, 147.52) 07/06/2018   16:01:35    (  23.24, 144.66)  300.76            123
 07/14/2018   15:10:01   (  22.63, 159.90) 07/14/2018   15:10:49    (  23.21, 157.36)  268.00             48