Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2020 10 19.  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)
 10/21/2020   06:58:43   (  70.10,  71.85) 10/21/2020   06:57:49  (  70.12,  71.89)    2.89                54
 10/21/2020   07:48:12   ( -70.04,-120.59) 10/21/2020   07:48:31  ( -70.03,-120.66)    2.63                19
 10/21/2020   08:37:54   (  69.11,  45.79) 10/21/2020   08:39:00  (  69.12,  47.97)   86.66                66
 10/23/2020   23:15:12   (  70.10,-172.27) 10/23/2020   23:14:42  (  70.07,-172.27)    2.43                30
 10/24/2020   00:04:42   ( -69.99,  -4.79) 10/24/2020   00:05:24  ( -69.98,  -4.81)    0.90                42
 10/26/2020   14:42:09   ( -70.47, 136.51) 10/26/2020   14:40:58  ( -70.51, 135.52)   37.07                71
 10/26/2020   15:31:42   (  70.03, -56.48) 10/26/2020   15:31:35  (  70.03, -56.43)    2.00                 7
 10/26/2020   16:21:12   ( -69.93, 111.01) 10/26/2020   16:22:17  ( -69.94, 111.03)    1.42                65
 10/29/2020   06:58:44   ( -70.13,-108.10) 10/29/2020   06:57:45  ( -70.15,-108.15)    2.43                59
 10/29/2020   07:48:11   (  70.02,  59.39) 10/29/2020   07:48:29  (  70.04,  59.33)    2.74                18
 10/29/2020   08:37:51   ( -69.37,-133.87) 10/29/2020   08:39:00  ( -69.36,-132.36)   59.34                69
 10/31/2020   23:15:12   ( -70.12,   7.76) 10/31/2020   23:14:37  ( -70.10,   7.69)    3.17                35
 11/01/2020   00:04:40   (  69.95, 175.17) 11/01/2020   00:05:20  (  69.94, 175.25)    3.02                40