Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2015 1 7.  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)
 01/08/2015   16:20:43   (  13.65, 140.80) 01/08/2015   16:18:13    (  13.68, 140.62)   19.66            150
 01/14/2015   03:28:48   (  10.07, 150.32) 01/14/2015   03:30:50    (   9.77, 148.82)  168.09            122
 01/16/2015   15:32:31   (  10.05, 152.32) 01/16/2015   15:29:02    (   7.22, 151.85)  319.25            209
 01/22/2015   02:39:32   (  10.10, 162.64) 01/22/2015   02:39:50    (   9.88, 161.51)  126.91             18
 01/24/2015   16:22:01   (  10.33, 140.00) 01/24/2015   16:18:36    (  10.37, 139.91)   10.18            205
 01/30/2015   03:29:02   (  10.07, 150.29) 01/30/2015   03:30:16    (   9.78, 148.88)  158.13             74