Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2018 6 1.  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)
 06/04/2018   15:59:47   (  22.63, 147.49) 06/04/2018   16:01:41    (  23.25, 144.61)  302.94            114
 06/12/2018   15:10:18   (  22.61, 159.85) 06/12/2018   15:10:56    (  23.20, 157.30)  269.86             38
 06/20/2018   15:59:41   (  22.59, 147.49) 06/20/2018   16:01:39    (  23.25, 144.63)  302.12            118
 06/28/2018   15:10:09   (  22.63, 159.87) 06/28/2018   15:10:54    (  23.17, 157.31)  269.44             45