Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2018 5 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)
 05/19/2018   15:59:51   (  22.59, 147.48) 05/19/2018   16:01:41    (  23.22, 144.59)  304.43            110
 05/27/2018   15:10:20   (  22.61, 159.86) 05/27/2018   15:10:57    (  23.20, 157.28)  272.34             37
 06/04/2018   15:59:41   (  22.58, 147.50) 06/04/2018   16:01:41    (  23.21, 144.60)  305.67            120
 06/12/2018   15:10:07   (  22.62, 159.89) 06/12/2018   15:10:55    (  23.19, 157.29)  273.84             48