Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2012 8 12.  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)
 08/14/2012   15:10:27   (  20.36, 159.27) 08/14/2012   15:09:49    (  20.87, 156.67)  276.01             38
 08/22/2012   16:00:10   (  22.18, 147.12) 08/22/2012   16:00:02    (  22.67, 144.42)  282.91              8
 08/28/2012   03:11:24   (  10.08, 154.50) 08/28/2012   03:14:53    (   8.01, 150.82)  464.62            209
 08/30/2012   15:15:00   (  12.27, 156.84) 08/30/2012   15:12:07    (  12.67, 154.71)  236.04            173
 09/05/2012   02:26:52   (  20.51, 164.00) 09/05/2012   02:27:28    (  19.84, 160.74)  348.73             36
 09/05/2012   04:02:54   (  10.11, 141.60) 09/05/2012   04:05:30    (   7.63, 138.21)  463.36            156
 09/07/2012   16:07:21   (  10.02, 143.40) 09/07/2012   16:03:51    (   9.12, 141.20)  262.03            210