Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2017 12 6.  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)
 12/10/2017   15:59:17   (  22.59, 147.50) 12/10/2017   16:02:11    (  23.25, 144.48)  317.95            174
 12/18/2017   15:09:48   (  22.64, 159.88) 12/18/2017   15:11:23    (  23.22, 157.16)  286.65             95
 12/21/2017   03:31:38   (  22.69, 147.55) 12/21/2017   03:28:08    (  24.44, 145.24)  305.80            210
 12/26/2017   15:59:12   (  22.61, 147.54) 12/26/2017   16:02:03    (  23.28, 144.49)  321.02            171