Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2015 12 14.  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)
 12/16/2015   03:30:17   (  17.67, 148.67) 12/16/2015   03:28:10    (  17.32, 147.03)  177.78            127
 12/24/2015   02:42:00   (  22.23, 160.00) 12/24/2015   02:38:38    (  21.91, 158.60)  148.32            202
 12/29/2015   15:09:38   (  22.60, 159.89) 12/29/2015   15:13:06    (  23.86, 157.35)  295.30            208
 01/01/2016   03:29:57   (  17.44, 148.80) 01/01/2016   03:27:54    (  17.05, 147.10)  185.44            123
 01/09/2016   02:41:26   (  21.55, 160.27) 01/09/2016   02:38:15    (  21.26, 158.77)  158.29            191