Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2015 1 29.  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)
 01/30/2015   03:29:04   (  10.08, 150.28) 01/30/2015   03:30:16    (   9.79, 148.88)  157.07             72
 02/07/2015   02:39:57   (  11.38, 162.38) 02/07/2015   02:39:35    (  11.14, 161.29)  121.15             22
 02/09/2015   16:22:06   (  10.03, 139.96) 02/09/2015   16:18:37    (   8.11, 139.48)  220.44            209
 02/15/2015   03:28:55   (  10.08, 150.35) 02/15/2015   03:29:37    (   9.77, 148.96)  155.34             42
 02/23/2015   02:39:56   (  12.58, 162.23) 02/23/2015   02:39:14    (  12.35, 161.11)  124.32             42
 02/25/2015   16:21:42   (  10.01, 140.09) 02/25/2015   16:18:12    (   7.11, 139.35)  332.63            210