Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and NOAA-19
TLE Epoch: 2023 10 3.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-21) NOAA-21 Lat/Lon Date Time(NOAA-19) NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 10/03/2023   15:56:33   ( -74.47, 108.38) 10/03/2023   15:55:19  ( -74.47, 108.26)    3.53                74
 10/03/2023   16:47:20   (  74.52, -84.44) 10/03/2023   16:46:15  (  74.52, -84.33)    3.43                65
 10/03/2023   17:38:04   ( -74.53,  82.86) 10/03/2023   17:37:17  ( -74.51,  82.88)    2.56                47
 10/03/2023   18:28:50   (  74.53,-109.84) 10/03/2023   18:28:14  (  74.51,-109.85)    2.53                36
 10/03/2023   19:19:34   ( -74.53,  57.47) 10/03/2023   19:19:15  ( -74.54,  57.49)    1.02                19
 10/03/2023   20:10:20   (  74.54,-135.23) 10/03/2023   20:10:12  (  74.55,-135.24)    1.07                 8
 10/03/2023   21:01:04   ( -74.54,  32.08) 10/03/2023   21:01:14  ( -74.53,  31.97)    3.54                10
 10/03/2023   21:51:51   (  74.59,-160.75) 10/03/2023   21:52:10  (  74.58,-160.62)    3.78                19
 10/03/2023   22:42:35   ( -74.59,   6.56) 10/03/2023   22:43:12  ( -74.57,   6.58)    2.91                37
 10/03/2023   23:33:21   (  74.60, 173.86) 10/03/2023   23:34:09  (  74.57, 173.86)    2.64                48
 10/04/2023   00:24:05   ( -74.60, -18.83) 10/04/2023   00:25:10  ( -74.61, -18.81)    0.81                65
 10/04/2023   01:14:53   (  74.70, 148.21) 10/04/2023   01:16:06  (  74.66, 148.61)   12.63                73