Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and NOAA-19
TLE Epoch: 2024 4 16.  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)
 04/16/2024   19:45:48   ( -73.31,  53.85) 04/16/2024   19:44:34  ( -73.28,  53.22)   20.71                74
 04/16/2024   20:36:36   (  73.42,-139.09) 04/16/2024   20:35:29  (  73.44,-139.15)    2.87                67
 04/16/2024   21:27:21   ( -73.46,  28.13) 04/16/2024   21:26:29  ( -73.44,  28.10)    3.23                52
 04/16/2024   22:18:07   (  73.47,-164.58) 04/16/2024   22:17:27  (  73.45,-164.62)    3.29                40
 04/16/2024   23:08:51   ( -73.47,   2.75) 04/16/2024   23:08:26  ( -73.50,   2.75)    3.08                25
 04/16/2024   23:59:37   (  73.48, 170.03) 04/16/2024   23:59:24  (  73.51, 170.03)    2.97                13
 04/17/2024   00:50:22   ( -73.52, -22.75) 04/17/2024   00:50:24  ( -73.51, -22.72)    2.04                 2
 04/17/2024   01:41:08   (  73.53, 144.53) 04/17/2024   01:41:22  (  73.52, 144.56)    2.22                14
 04/17/2024   02:31:52   ( -73.53, -48.13) 04/17/2024   02:32:22  ( -73.52, -48.18)    1.88                30
 04/17/2024   03:22:38   (  73.54, 119.15) 04/17/2024   03:23:20  (  73.52, 119.09)    2.20                42
 04/17/2024   04:13:23   ( -73.58, -73.63) 04/17/2024   04:14:19  ( -73.58, -73.53)    3.28                56
 04/17/2024   05:04:09   (  73.59,  93.65) 04/17/2024   05:05:17  (  73.58,  93.75)    3.25                68
 04/17/2024   05:55:00   ( -73.93, -99.84) 04/17/2024   05:56:10  ( -73.92, -98.15)   52.06                70