Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2015 9 9.  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)
 09/11/2015   03:29:28   (  14.52, 149.39) 09/11/2015   03:28:14    (  14.20, 147.86)  169.44             74
 09/19/2015   02:41:24   (  19.59, 160.60) 09/19/2015   02:38:46    (  19.33, 159.34)  135.10            158
 09/24/2015   15:09:49   (  22.60, 159.83) 09/24/2015   15:13:17    (  25.98, 158.01)  418.78            208
 09/27/2015   03:29:38   (  15.46, 149.19) 09/27/2015   03:28:08    (  15.12, 147.68)  165.76             90
 10/05/2015   02:41:26   (  20.30, 160.46) 10/05/2015   02:38:36    (  20.03, 159.22)  133.11            170