Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2023 9 18.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-20) NOAA-20 Lat/Lon Date Time(LANDSAT-8) LANDSAT-8 Lat/Lon    Distance(km)  Time Diff(sec)
 09/18/2023   21:59:30   ( -70.64,  25.73) 09/18/2023   22:00:40  ( -70.54,  26.92)   45.35                70
 09/18/2023   22:50:06   (  70.10,-166.10) 09/18/2023   22:50:13  (  70.11,-166.06)    1.82                 7
 09/18/2023   23:40:47   ( -69.97,   1.41) 09/18/2023   23:39:43  ( -69.99,   1.41)    2.64                64
 09/21/2023   14:16:13   ( -70.14, 142.31) 09/21/2023   14:17:16  ( -70.15, 142.24)    3.41                63
 09/21/2023   15:06:58   (  70.07, -50.27) 09/21/2023   15:06:43  (  70.05, -50.27)    2.28                15
 09/21/2023   15:57:31   ( -69.51, 117.87) 09/21/2023   15:56:20  ( -69.55, 116.68)   46.54                71
 09/24/2023   06:33:04   ( -70.11,-101.86) 09/24/2023   06:33:44  ( -70.11,-101.94)    2.72                40
 09/24/2023   07:23:48   (  69.99,  65.62) 09/24/2023   07:23:11  (  70.00,  65.56)    3.04                37
 09/26/2023   21:59:25   (  70.75,-154.43) 09/26/2023   22:00:34  (  70.64,-152.91)   57.27                69
 09/26/2023   22:49:56   ( -70.09,  13.94) 09/26/2023   22:50:12  ( -70.09,  13.92)    0.76                16
 09/26/2023   23:40:40   (  69.97,-178.57) 09/26/2023   23:39:39  (  69.98,-178.59)    1.02                61
 09/29/2023   14:16:06   (  70.17, -37.71) 09/29/2023   14:17:10  (  70.14, -37.75)    3.24                64
 09/29/2023   15:06:48   ( -70.08, 129.74) 09/29/2023   15:06:39  ( -70.09, 129.81)    3.12                 9
 09/29/2023   15:57:24   (  69.54, -62.15) 09/29/2023   15:56:13  (  69.59, -63.23)   42.31                71