Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2016 10 26.  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)
 10/28/2016   02:06:14   ( -68.94, -33.50) 10/28/2016   02:07:25  ( -68.85, -32.49)   41.78                71
 10/28/2016   02:56:50   (  68.38, 134.55) 10/28/2016   02:56:58  (  68.40, 134.60)    3.24                 8
 10/28/2016   03:47:31   ( -68.25, -57.96) 10/28/2016   03:46:29  ( -68.24, -57.95)    1.05                62
 10/30/2016   18:23:00   ( -68.43,  82.95) 10/30/2016   18:24:01  ( -68.44,  82.89)    2.82                61
 10/30/2016   19:13:44   (  68.30,-109.58) 10/30/2016   19:13:28  (  68.33,-109.60)    3.22                16
 10/30/2016   20:04:17   ( -67.73,  58.44) 10/30/2016   20:03:06  ( -67.78,  57.39)   44.87                71
 11/02/2016   10:39:55   ( -68.40,-161.25) 11/02/2016   10:40:30  ( -68.41,-161.26)    1.50                35
 11/02/2016   11:30:39   (  68.27,   6.21) 11/02/2016   11:29:57  (  68.29,   6.24)    2.16                42
 11/05/2016   02:06:13   (  68.79, 146.68) 11/05/2016   02:07:24  (  68.69, 147.33)   28.35                71
 11/05/2016   02:56:49   ( -68.37, -45.46) 11/05/2016   02:56:58  ( -68.37, -45.43)    1.29                 9
 11/05/2016   03:47:33   (  68.26, 122.00) 11/05/2016   03:46:25  (  68.24, 122.06)    2.85                68
 11/07/2016   18:23:02   (  68.45, -97.11) 11/07/2016   18:23:56  (  68.46, -97.07)    1.91                54
 11/07/2016   19:13:43   ( -68.30,  70.40) 11/07/2016   19:13:27  ( -68.31,  70.38)    1.24                16
 11/07/2016   20:04:14   (  67.48,-121.28) 11/07/2016   20:03:05  (  67.57,-122.84)   66.90                69