Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2014 5 17.  Predictions up to the next  14.0 days:

     Date     Time(NPP) NPP Lat/Lon Date Time(TERRA) TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 05/18/2014   15:05:31   ( -68.87, 132.79) 05/18/2014   15:06:31  ( -68.87, 132.72)    2.90                60
 05/18/2014   15:56:16   (  68.78, -59.78) 05/18/2014   15:55:58  (  68.77, -59.77)    2.03                18
 05/18/2014   16:46:47   ( -68.13, 108.40) 05/18/2014   16:45:37  ( -68.15, 107.12)   53.10                70
 05/21/2014   07:22:30   ( -68.87,-111.44) 05/21/2014   07:23:02  ( -68.85,-111.43)    2.32                32
 05/21/2014   08:13:14   (  68.73,  56.06) 05/21/2014   08:12:29  (  68.75,  56.08)    1.93                45
 05/23/2014   22:48:50   (  69.11,-163.32) 05/23/2014   22:50:01  (  69.03,-162.96)   17.19                71
 05/23/2014   23:39:28   ( -68.82,   4.40) 05/23/2014   23:39:33  ( -68.81,   4.39)    1.71                 5
 05/24/2014   00:30:12   (  68.69, 171.89) 05/24/2014   00:29:00  (  68.70, 171.90)    1.27                72
 05/26/2014   15:05:44   (  68.92, -47.27) 05/26/2014   15:06:32  (  68.89, -47.25)    2.38                48
 05/26/2014   15:56:25   ( -68.78, 120.23) 05/26/2014   15:56:02  ( -68.79, 120.25)    1.43                23
 05/26/2014   16:46:52   (  67.73, -71.11) 05/26/2014   16:45:45  (  67.78, -73.32)   93.17                67
 05/29/2014   06:32:14   ( -69.86,-100.16) 05/29/2014   06:33:21  ( -69.74, -97.91)   87.35                67
 05/29/2014   07:22:41   (  68.83,  68.62) 05/29/2014   07:23:02  (  68.85,  68.56)    2.99                21
 05/29/2014   08:13:23   ( -68.74,-123.94) 05/29/2014   08:12:32  ( -68.75,-123.93)    0.73                51