Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2014 7 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)
 07/18/2014   21:59:18   (  69.02,-150.44) 07/18/2014   22:00:00  (  69.05,-150.41)    3.14                42
 07/18/2014   22:49:59   ( -68.88,  17.07) 07/18/2014   22:49:31  ( -68.89,  17.02)    2.27                28
 07/21/2014   13:25:42   ( -69.58, 157.23) 07/21/2014   13:26:52  ( -69.46, 158.38)   46.97                70
 07/21/2014   14:16:17   (  68.98, -34.61) 07/21/2014   14:16:25  (  69.00, -34.56)    3.27                 8
 07/21/2014   15:06:58   ( -68.83, 132.90) 07/21/2014   15:05:56  ( -68.85, 132.87)    1.98                62
 07/24/2014   05:42:32   ( -69.06, -86.26) 07/24/2014   05:43:23  ( -69.07, -86.22)    2.06                51
 07/24/2014   06:33:16   (  68.94,  81.21) 07/24/2014   06:32:50  (  68.94,  81.26)    2.12                26
 07/24/2014   07:23:42   ( -67.99,-110.22) 07/24/2014   07:22:34  ( -68.07,-112.18)   81.89                68
 07/26/2014   21:09:00   (  69.71,-138.74) 07/26/2014   21:10:09  (  69.60,-137.26)   58.42                69
 07/26/2014   21:59:31   ( -69.02,  29.56) 07/26/2014   21:59:48  ( -69.00,  29.59)    2.60                17
 07/26/2014   22:50:14   (  68.85,-162.90) 07/26/2014   22:49:15  (  68.87,-162.93)    2.39                59
 07/29/2014   13:25:47   (  69.09, -22.08) 07/29/2014   13:26:41  (  69.06, -22.06)    2.80                54
 07/29/2014   14:16:28   ( -68.94, 145.45) 07/29/2014   14:16:12  ( -68.92, 145.38)    3.32                16
 07/29/2014   15:06:59   (  68.12, -46.17) 07/29/2014   15:05:50  (  68.17, -47.89)   71.42                69