Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2015 8 27.  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)
 08/29/2015   04:29:45   (  70.48, 109.52) 08/29/2015   04:29:14  (  70.46, 109.46)    3.51                31
 08/29/2015   05:19:16   ( -70.31, -83.09) 08/29/2015   05:19:55  ( -70.32, -83.01)    2.98                39
 08/31/2015   19:56:41   ( -70.95,  58.47) 08/31/2015   19:55:31  ( -71.03,  56.98)   54.93                70
 08/31/2015   20:46:16   (  70.41,-134.70) 08/31/2015   20:46:05  (  70.40,-134.67)    1.76                11
 08/31/2015   21:35:46   ( -70.30,  32.78) 08/31/2015   21:36:47  ( -70.31,  32.78)    1.15                61
 09/03/2015   12:13:18   ( -70.49, 173.66) 09/03/2015   12:12:12  ( -70.50, 173.62)    1.77                66
 09/03/2015   13:02:45   (  70.39, -18.85) 09/03/2015   13:02:56  (  70.39, -18.89)    1.38                11
 09/03/2015   13:52:21   ( -69.95, 148.16) 09/03/2015   13:53:31  ( -69.93, 149.13)   37.06                70
 09/06/2015   04:29:48   ( -70.47, -70.49) 09/06/2015   04:29:03  ( -70.45, -70.51)    2.65                45
 09/06/2015   05:19:15   (  70.36,  96.99) 09/06/2015   05:19:47  (  70.33,  96.98)    2.75                32
 09/08/2015   19:56:35   (  71.24,-121.05) 09/08/2015   19:55:28  (  71.32,-123.50)   87.82                67
 09/08/2015   20:46:18   ( -70.44,  45.34) 09/08/2015   20:45:55  ( -70.44,  45.27)    2.66                23
 09/08/2015   21:35:45   (  70.32,-147.18) 09/08/2015   21:36:39  (  70.33,-147.24)    2.54                54