Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-9
TLE Epoch: 2022 11 29.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-21) NOAA-21 Lat/Lon Date Time(LANDSAT-9) LANDSAT-9 Lat/Lon    Distance(km)  Time Diff(sec)
 12/01/2022   18:11:42   (  70.17, -96.54) 12/01/2022   18:12:26  (  70.14, -96.49)    3.23                44
 12/01/2022   19:02:06   ( -70.09,  70.98) 12/01/2022   19:01:55  ( -70.08,  71.05)    3.08                11
 12/01/2022   19:52:40   (  69.50,-120.85) 12/01/2022   19:51:30  (  69.54,-122.05)   47.14                70
 12/04/2022   18:42:11   (  70.18,-104.17) 12/04/2022   18:43:17  (  70.17,-104.17)    0.58                66
 12/04/2022   19:32:35   ( -70.12,  63.32) 12/04/2022   19:32:46  ( -70.12,  63.39)    2.33                11
 12/04/2022   20:23:18   (  69.99,-129.18) 12/04/2022   20:22:13  (  70.01,-129.12)    2.90                65
 12/07/2022   19:12:52   (  70.79,-112.75) 12/07/2022   19:14:00  (  70.68,-111.14)   60.55                68
 12/07/2022   20:03:05   ( -70.15,  55.66) 12/07/2022   20:03:38  ( -70.13,  55.69)    2.62                33
 12/07/2022   20:53:48   (  70.03,-136.84) 12/07/2022   20:53:05  (  70.02,-136.82)    0.94                43
 12/07/2022   21:43:56   ( -69.12,  31.87) 12/07/2022   21:42:49  ( -69.14,  29.63)   89.04                67
 12/10/2022   20:33:34   ( -70.20,  47.98) 12/10/2022   20:34:28  ( -70.18,  48.05)    3.28                54
 12/10/2022   21:24:17   (  70.08,-144.53) 12/10/2022   21:23:55  (  70.07,-144.46)    2.68                22
 12/10/2022   22:14:39   ( -69.91,  23.12) 12/10/2022   22:13:26  ( -69.91,  22.95)    6.80                73