Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2015 10 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)
 10/21/2015   02:41:26   (  20.25, 160.46) 10/21/2015   02:38:37    (  19.97, 159.16)  140.27            169
 10/26/2015   15:09:37   (  22.58, 159.87) 10/26/2015   15:13:05    (  25.73, 157.89)  403.83            208
 10/29/2015   03:29:26   (  15.54, 149.21) 10/29/2015   03:27:55    (  15.19, 147.60)  176.64             91
 11/06/2015   02:40:59   (  19.81, 160.64) 11/06/2015   02:38:17    (  19.49, 159.26)  149.01            162