Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2013 1 25.  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)
 01/29/2013   15:59:23   (  22.61, 147.46) 01/29/2013   15:59:51    (  23.27, 144.62)  299.24             28
 02/06/2013   15:10:36   (  20.40, 159.30) 02/06/2013   15:09:58    (  20.91, 156.68)  277.83             38
 02/14/2013   15:59:38   (  22.60, 147.41) 02/14/2013   16:00:14    (  23.25, 144.54)  302.97             36