Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2017 6 30.  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)
 07/03/2017   15:59:05   (  22.59, 147.49) 07/03/2017   16:01:30    (  23.25, 144.68)  297.29            145
 07/11/2017   15:09:38   (  22.60, 159.85) 07/11/2017   15:10:45    (  23.13, 157.35)  262.98             67
 07/14/2017   03:31:28   (  22.65, 147.54) 07/14/2017   03:27:59    (  26.18, 144.99)  469.50            209
 07/19/2017   15:59:04   (  22.62, 147.49) 07/19/2017   16:01:27    (  23.22, 144.70)  293.84            143
 07/27/2017   15:09:36   (  22.59, 159.85) 07/27/2017   15:10:41    (  23.13, 157.38)  260.00             65