Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2015 10 1.  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)
 10/05/2015   02:41:32   (  20.14, 160.47) 10/05/2015   02:38:45    (  19.90, 159.20)  135.37            167
 10/10/2015   15:09:49   (  22.60, 159.83) 10/10/2015   15:13:17    (  25.61, 157.88)  389.00            208
 10/13/2015   03:29:43   (  15.73, 149.11) 10/13/2015   03:28:09    (  15.42, 147.56)  169.47             94
 10/21/2015   02:41:27   (  20.32, 160.44) 10/21/2015   02:38:37    (  20.04, 159.14)  139.84            170
 10/26/2015   15:09:38   (  22.58, 159.86) 10/26/2015   15:13:06    (  25.63, 157.86)  395.63            208