Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2015 3 10.  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)
 03/11/2015   02:40:13   (  12.38, 162.23) 03/11/2015   02:39:34    (  12.13, 160.99)  137.08             39
 03/13/2015   16:22:07   (  10.01, 140.03) 03/13/2015   16:18:37    (   7.29, 139.21)  315.78            210
 03/19/2015   03:28:58   (  10.08, 150.41) 03/19/2015   03:29:30    (   9.72, 148.86)  174.42             32
 03/27/2015   02:40:01   (  12.59, 162.29) 03/27/2015   02:39:19    (  12.29, 160.96)  147.79             42
 03/29/2015   16:21:46   (  10.05, 140.16) 03/29/2015   16:18:17    (   7.41, 139.24)  310.86            209
 04/04/2015   03:28:26   (  10.09, 150.58) 04/04/2015   03:29:09    (   9.71, 148.87)  191.16             43