Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2016 1 28.  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)
 01/30/2016   21:35:59   (  70.33,-147.25) 01/30/2016   21:35:00  (  70.30,-147.25)    3.48                59
 01/30/2016   22:25:29   ( -70.22,  20.22) 01/30/2016   22:25:42  ( -70.23,  20.18)    1.88                13
 01/30/2016   23:15:06   (  69.50,-173.13) 01/30/2016   23:16:14  (  69.51,-171.44)   65.49                68
 02/02/2016   13:52:27   (  70.29, -31.43) 02/02/2016   13:51:51  (  70.28, -31.45)    1.08                36
 02/02/2016   14:41:57   ( -70.18, 136.05) 02/02/2016   14:42:32  ( -70.16, 136.07)    2.85                35
 02/05/2016   05:19:19   ( -70.90, -82.28) 02/05/2016   05:18:10  ( -70.97, -84.09)   65.93                69
 02/05/2016   06:08:56   (  70.24,  84.38) 02/05/2016   06:08:43  (  70.27,  84.35)    3.13                13
 02/05/2016   06:58:26   ( -70.14,-108.14) 02/05/2016   06:59:24  ( -70.14,-108.13)    0.35                58
 02/07/2016   21:35:58   ( -70.30,  32.71) 02/07/2016   21:34:50  ( -70.33,  32.73)    3.01                68
 02/07/2016   22:25:25   (  70.19,-159.81) 02/07/2016   22:25:34  (  70.21,-159.78)    2.40                 9
 02/07/2016   23:14:59   ( -69.87,   7.37) 02/07/2016   23:16:11  ( -69.86,   8.06)   26.74                72
 02/10/2016   13:52:26   ( -70.30, 148.58) 02/10/2016   13:51:42  ( -70.32, 148.52)    3.27                44
 02/10/2016   14:41:53   (  70.18, -43.94) 02/10/2016   14:42:26  (  70.20, -43.99)    2.90                33