Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2014 1 13.  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)
 01/19/2014   02:42:04   (  21.45, 160.21) 01/19/2014   02:38:55    (  21.12, 158.78)  152.01            189
 01/24/2014   15:09:45   (  22.61, 159.97) 01/24/2014   15:13:14    (  25.67, 157.87)  401.54            209
 01/27/2014   03:29:20   (  15.05, 149.42) 01/27/2014   03:27:57    (  14.66, 147.66)  194.22             83
 02/04/2014   02:40:02   (  17.38, 161.40) 02/04/2014   02:38:00    (  17.07, 159.79)  174.28            122