Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2017 2 21.  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)
 02/25/2017   15:59:25   (  22.59, 147.49) 02/25/2017   16:01:48    (  23.26, 144.55)  309.49            143
 03/05/2017   15:10:01   (  22.59, 159.85) 03/05/2017   15:10:59    (  23.15, 157.23)  275.37             58
 03/08/2017   03:31:52   (  22.67, 147.52) 03/08/2017   03:28:23    (  26.82, 144.71)  541.41            209
 03/13/2017   15:59:29   (  22.63, 147.51) 03/13/2017   16:01:36    (  23.31, 144.61)  306.59            127