Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2017 1 19.  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)
 01/24/2017   15:59:09   (  22.63, 147.50) 01/24/2017   16:02:07    (  23.30, 144.50)  316.57            178
 02/01/2017   15:09:46   (  22.64, 159.86) 02/01/2017   15:11:19    (  23.21, 157.17)  282.54             93
 02/04/2017   03:31:38   (  22.68, 147.52) 02/04/2017   03:28:08    (  24.69, 145.19)  326.25            210
 02/09/2017   15:59:15   (  22.63, 147.50) 02/09/2017   16:01:58    (  23.27, 144.51)  313.97            163