Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-9
TLE Epoch: 2023 5 13.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-20) NOAA-20 Lat/Lon Date Time(LANDSAT-9) LANDSAT-9 Lat/Lon    Distance(km)  Time Diff(sec)
 05/15/2023   06:07:57   ( -70.24, -95.76) 05/15/2023   06:08:33  ( -70.23, -95.69)    2.54                36
 05/15/2023   06:58:41   (  70.11,  71.74) 05/15/2023   06:58:00  (  70.13,  71.80)    3.25                41
 05/17/2023   21:34:15   (  70.63,-147.93) 05/17/2023   21:35:26  (  70.52,-147.03)   35.65                71
 05/17/2023   22:24:50   ( -70.18,  20.10) 05/17/2023   22:25:00  ( -70.19,  20.12)    0.58                10
 05/17/2023   23:15:34   (  70.06,-172.40) 05/17/2023   23:14:27  (  70.08,-172.39)    2.17                67
 05/20/2023   13:51:03   (  70.28, -31.58) 05/20/2023   13:51:57  (  70.27, -31.52)    2.57                54
 05/20/2023   14:41:44   ( -70.14, 135.95) 05/20/2023   14:41:27  ( -70.16, 135.96)    2.26                17
 05/20/2023   15:32:14   (  69.28, -55.47) 05/20/2023   15:31:07  (  69.33, -57.53)   81.42                67
 05/23/2023   06:07:56   (  70.19,  84.33) 05/23/2023   06:08:24  (  70.20,  84.28)    2.64                28
 05/23/2023   06:58:38   ( -70.10,-108.21) 05/23/2023   06:57:54  ( -70.10,-108.24)    1.29                44
 05/25/2023   21:34:09   ( -70.44,  32.42) 05/25/2023   21:35:21  ( -70.39,  32.78)   14.74                72
 05/25/2023   22:24:50   (  70.17,-159.85) 05/25/2023   22:24:50  (  70.16,-159.90)    1.90                 0
 05/25/2023   23:15:32   ( -70.08,   7.61) 05/25/2023   23:14:20  ( -70.06,   7.59)    2.37                72