Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2013 2 28.  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)
 03/02/2013   15:59:39   (  22.63, 147.45) 03/02/2013   16:00:29    (  23.28, 144.52)  308.83             50
 03/10/2013   15:10:37   (  21.41, 159.52) 03/10/2013   15:10:16    (  21.96, 156.85)  282.76             21
 03/18/2013   15:59:45   (  22.63, 147.46) 03/18/2013   16:00:48    (  23.28, 144.47)  314.67             63
 03/26/2013   15:10:18   (  22.50, 159.81) 03/26/2013   15:10:15    (  23.03, 157.07)  287.33              3