Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2019 10 22.  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)
 10/24/2019   14:42:19   ( -70.16, 136.04) 10/24/2019   14:41:07  ( -70.14, 136.06)    2.12                72
 10/24/2019   15:31:46   (  70.05, -56.46) 10/24/2019   15:31:52  (  70.07, -56.53)    3.34                 6
 10/24/2019   16:21:18   ( -69.83, 110.87) 10/24/2019   16:22:31  ( -69.83, 111.16)   11.25                73
 10/27/2019   06:58:48   ( -70.11,-108.15) 10/27/2019   06:58:00  ( -70.12,-108.14)    1.70                48
 10/27/2019   07:48:15   (  70.00,  59.34) 10/27/2019   07:48:44  (  70.00,  59.35)    0.61                29
 10/29/2019   22:25:34   (  70.92,-158.68) 10/29/2019   22:24:27  (  70.98,-161.07)   86.90                67
 10/29/2019   23:15:18   ( -70.05,   7.66) 10/29/2019   23:14:53  ( -70.06,   7.73)    2.90                25
 10/30/2019   00:04:45   (  69.94, 175.14) 10/30/2019   00:05:37  (  69.94, 175.22)    2.73                52
 11/01/2019   14:42:17   (  70.15, -43.96) 11/01/2019   14:41:05  (  70.13, -43.94)    2.11                72
 11/01/2019   15:31:47   ( -70.05, 123.53) 11/01/2019   15:31:47  ( -70.04, 123.52)    0.73                 0
 11/01/2019   16:21:17   (  69.77, -69.21) 11/01/2019   16:22:28  (  69.77, -68.76)   17.29                71
 11/04/2019   06:58:46   (  70.14,  71.91) 11/04/2019   06:57:59  (  70.13,  71.84)    3.04                47
 11/04/2019   07:48:17   ( -69.98,-120.68) 11/04/2019   07:48:40  ( -69.98,-120.62)    2.32                23