Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2015 10 26.  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)
 10/26/2015   20:46:32   ( -70.49,  45.38) 10/26/2015   20:45:19  ( -70.56,  45.09)   13.63                73
 10/26/2015   21:36:00   (  70.34,-147.20) 10/26/2015   21:36:01  (  70.34,-147.25)    2.07                 1
 10/26/2015   22:25:30   ( -70.22,  20.26) 10/26/2015   22:26:42  ( -70.20,  20.28)    1.85                72
 10/29/2015   13:03:04   ( -70.37, 161.08) 10/29/2015   13:02:09  ( -70.39, 161.13)    3.41                55
 10/29/2015   13:52:31   (  70.27, -31.42) 10/29/2015   13:52:53  (  70.28, -31.39)    2.14                22
 10/29/2015   14:42:14   ( -69.44, 135.06) 10/29/2015   14:43:21  ( -69.45, 137.17)   82.38                67
 11/01/2015   05:19:34   ( -70.34, -83.08) 11/01/2015   05:19:01  ( -70.33, -83.00)    3.34                33
 11/01/2015   06:09:01   (  70.24,  84.41) 11/01/2015   06:09:45  (  70.22,  84.47)    2.85                44
 11/03/2015   20:46:29   (  70.68,-134.33) 11/03/2015   20:45:18  (  70.74,-135.20)   32.71                71
 11/03/2015   21:36:04   ( -70.30,  32.74) 11/03/2015   21:35:54  ( -70.32,  32.78)    2.61                10
 11/03/2015   22:25:31   (  70.19,-159.77) 11/03/2015   22:26:38  (  70.22,-159.75)    2.92                67
 11/06/2015   13:03:02   (  70.41, -18.86) 11/06/2015   13:02:04  (  70.42, -18.93)    3.16                58
 11/06/2015   13:52:32   ( -70.30, 148.62) 11/06/2015   13:52:46  ( -70.32, 148.56)    3.01                14
 11/06/2015   14:42:10   (  69.58, -44.74) 11/06/2015   14:43:18  (  69.58, -43.03)   66.13                68
 11/09/2015   05:19:32   (  70.33,  96.92) 11/09/2015   05:18:55  (  70.32,  97.00)    3.40                37
 11/09/2015   06:09:02   ( -70.23, -95.59) 11/09/2015   06:09:38  ( -70.26, -95.59)    3.44                36