Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2015 9 15.  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)
 09/19/2015   02:41:24   (  19.57, 160.61) 09/19/2015   02:38:46    (  19.31, 159.35)  135.10            158
 09/24/2015   15:09:49   (  22.63, 159.84) 09/24/2015   15:13:18    (  25.94, 158.01)  412.37            209
 09/27/2015   03:29:39   (  15.47, 149.18) 09/27/2015   03:28:09    (  15.15, 147.67)  165.55             90
 10/05/2015   02:41:28   (  20.36, 160.44) 10/05/2015   02:38:37    (  20.12, 159.20)  132.50            171
 10/10/2015   15:09:39   (  22.61, 159.86) 10/10/2015   15:13:07    (  25.27, 157.88)  358.80            208