Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2013 9 3.  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)
 09/05/2013   03:31:42   (  22.64, 147.54) 09/05/2013   03:28:13    (  23.84, 145.40)  255.11            209
 09/10/2013   15:59:10   (  22.59, 147.52) 09/10/2013   16:02:28    (  23.23, 144.51)  316.05            198
 09/13/2013   02:42:02   (  22.64, 159.95) 09/13/2013   02:38:33    (  27.12, 157.23)  568.08            209
 09/18/2013   15:09:27   (  22.59, 159.94) 09/18/2013   15:11:51    (  23.21, 157.19)  290.56            144
 09/21/2013   03:31:11   (  22.66, 147.65) 09/21/2013   03:28:03    (  22.29, 145.78)  197.26            188
 09/26/2013   15:58:33   (  22.63, 147.67) 09/26/2013   16:02:02    (  25.61, 145.11)  420.78            209
 09/29/2013   02:41:24   (  22.68, 160.09) 09/29/2013   02:37:54    (  24.00, 158.02)  257.19            210