Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2016 2 5.  Predictions up to the next  14.0 days:

     Date     Time(LANDSAT-8) LANDSAT-8 Lat/Lon Date Time(NPP) NPP Lat/Lon    Distance(km)  Time Diff(sec)
 02/07/2016   21:35:57   ( -70.31,  32.71) 02/07/2016   21:34:49  ( -70.31,  32.75)    1.58                68
 02/07/2016   22:25:24   (  70.20,-159.79) 02/07/2016   22:25:33  (  70.18,-159.74)    3.37                 9
 02/07/2016   23:14:59   ( -69.82,   7.30) 02/07/2016   23:16:10  ( -69.85,   8.09)   30.56                71
 02/10/2016   13:52:25   ( -70.30, 148.58) 02/10/2016   13:51:41  ( -70.30, 148.55)    1.33                44
 02/10/2016   14:41:52   (  70.19, -43.93) 02/10/2016   14:42:25  (  70.17, -43.95)    2.14                33
 02/13/2016   05:19:12   (  70.99,  97.87) 02/13/2016   05:18:04  (  71.06,  95.78)   76.02                68
 02/13/2016   06:08:54   ( -70.23, -95.64) 02/13/2016   06:08:32  ( -70.24, -95.58)    2.55                22
 02/13/2016   06:58:21   (  70.12,  71.85) 02/13/2016   06:59:16  (  70.12,  71.91)    2.49                55
 02/15/2016   21:35:52   (  70.31,-147.28) 02/15/2016   21:34:42  (  70.32,-147.25)    2.00                70
 02/15/2016   22:25:22   ( -70.20,  20.21) 02/15/2016   22:25:23  ( -70.19,  20.28)    3.45                 1
 02/15/2016   23:14:52   (  69.92,-172.54) 02/15/2016   23:16:04  (  69.91,-171.99)   21.21                72
 02/18/2016   13:52:19   (  70.27, -31.44) 02/18/2016   13:51:32  (  70.27, -31.39)    1.99                47
 02/18/2016   14:41:49   ( -70.17, 136.04) 02/18/2016   14:42:14  ( -70.18, 136.06)    1.90                25