Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2014 12 13.  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)
 12/13/2014   03:28:34   (  10.08, 150.33) 12/13/2014   03:31:43    (   9.74, 148.77)  175.35            189
 12/15/2014   15:32:14   (  10.02, 152.34) 12/15/2014   15:29:10    (  10.02, 152.43)    9.67            184
 12/21/2014   02:39:07   (  10.06, 162.71) 12/21/2014   02:40:48    (   9.78, 161.45)  141.40            101
 12/23/2014   16:20:07   (  15.53, 141.21) 12/23/2014   16:18:09    (  15.58, 141.02)   20.79            118
 12/29/2014   03:28:27   (  10.12, 150.37) 12/29/2014   03:31:20    (   9.74, 148.78)  180.03            173
 12/31/2014   15:32:02   (  10.04, 152.41) 12/31/2014   15:28:46    (  10.03, 152.44)    3.21            196
 01/06/2015   02:38:47   (  10.12, 162.80) 01/06/2015   02:40:24    (   9.83, 161.45)  151.27             97
 01/08/2015   16:19:41   (  15.52, 141.34) 01/08/2015   16:17:42    (  15.61, 141.05)   31.90            119