Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2020 9 23.  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)
 09/24/2020   14:42:13   ( -70.13, 136.01) 09/24/2020   14:41:04  ( -70.11, 136.06)    2.46                69
 09/24/2020   15:31:40   (  70.02, -56.49) 09/24/2020   15:31:48  (  70.00, -56.47)    2.46                 8
 09/24/2020   16:21:14   ( -69.69, 110.68) 09/24/2020   16:22:26  ( -69.69, 111.31)   24.17                72
 09/27/2020   06:58:43   ( -70.11,-108.13) 09/27/2020   06:58:00  ( -70.12,-108.18)    2.01                43
 09/27/2020   07:48:10   (  70.00,  59.36) 09/27/2020   07:48:44  (  70.01,  59.29)    2.70                34
 09/29/2020   22:25:32   (  70.75,-158.95) 09/29/2020   22:24:24  (  70.80,-160.82)   69.01                68
 09/29/2020   23:15:13   ( -70.04,   7.65) 09/29/2020   23:14:54  ( -70.07,   7.66)    3.20                19
 09/30/2020   00:04:40   (  69.93, 175.14) 09/30/2020   00:05:37  (  69.91, 175.21)    3.33                57
 10/02/2020   14:42:13   (  70.12, -43.99) 10/02/2020   14:41:07  (  70.13, -43.98)    1.17                66
 10/02/2020   15:31:43   ( -70.02, 123.50) 10/02/2020   15:31:49  ( -70.03, 123.50)    0.79                 6
 10/02/2020   16:21:16   (  69.58, -69.47) 10/02/2020   16:22:26  (  69.55, -68.49)   38.17                70
 10/05/2020   06:58:43   (  70.10,  71.85) 10/05/2020   06:58:02  (  70.09,  71.85)    0.18                41
 10/05/2020   07:48:13   ( -70.00,-120.65) 10/05/2020   07:48:44  ( -69.99,-120.67)    1.09                31