Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2016 3 9.  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)
 03/10/2016   02:06:31   (  68.52, 147.18) 03/10/2016   02:07:16  (  68.53, 147.13)    1.93                45
 03/10/2016   02:57:13   ( -68.44, -45.39) 03/10/2016   02:56:46  ( -68.42, -45.36)    1.89                27
 03/12/2016   17:32:56   ( -69.49,  94.31) 03/12/2016   17:34:03  ( -69.39,  96.48)   85.38                67
 03/12/2016   18:23:23   (  68.47, -96.98) 03/12/2016   18:23:44  (  68.50, -97.02)    3.04                21
 03/12/2016   19:14:05   ( -68.38,  70.45) 03/12/2016   19:13:14  ( -68.40,  70.49)    2.47                51
 03/15/2016   09:49:33   ( -68.65,-148.74) 03/15/2016   09:50:44  ( -68.63,-148.61)    5.69                71
 03/15/2016   10:40:15   (  68.43,  18.85) 03/15/2016   10:40:12  (  68.46,  18.82)    3.00                 3
 03/15/2016   11:30:56   ( -68.28,-173.64) 03/15/2016   11:29:43  ( -68.30,-173.73)    4.49                73
 03/18/2016   02:06:24   ( -68.55, -32.84) 03/18/2016   02:07:13  ( -68.52, -32.86)    2.95                49
 03/18/2016   02:57:07   (  68.39, 134.68) 03/18/2016   02:56:40  (  68.40, 134.63)    1.87                27
 03/18/2016   03:47:33   ( -67.43, -56.81) 03/18/2016   03:46:25  ( -67.47, -58.82)   85.50                68
 03/20/2016   17:32:48   (  69.42, -85.57) 03/20/2016   17:33:56  (  69.32, -83.59)   78.29                68
 03/20/2016   18:23:15   ( -68.51,  82.99) 03/20/2016   18:23:39  ( -68.51,  83.01)    0.86                24
 03/20/2016   19:13:58   (  68.35,-109.50) 03/20/2016   19:13:06  (  68.38,-109.50)    2.48                52