Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and NOAA-19
TLE Epoch: 2024 4 10.  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   ( -73.29,  53.90) 04/16/2024   19:44:35  ( -73.25,  53.15)   24.54                73
 04/16/2024   20:36:37   (  73.46,-139.17) 04/16/2024   20:35:29  (  73.45,-139.12)    1.64                68
 04/16/2024   21:27:21   ( -73.44,  28.18) 04/16/2024   21:26:29  ( -73.45,  28.14)    1.70                52
 04/16/2024   22:18:07   (  73.46,-164.55) 04/16/2024   22:17:27  (  73.46,-164.59)    1.12                40
 04/16/2024   23:08:52   ( -73.50,   2.68) 04/16/2024   23:08:27  ( -73.47,   2.68)    3.54                25
 04/16/2024   23:59:38   (  73.51, 169.95) 04/16/2024   23:59:24  (  73.52, 170.07)    3.65                14
 04/17/2024   00:50:22   ( -73.50, -22.70) 04/17/2024   00:50:24  ( -73.52, -22.67)    2.79                 2
 04/17/2024   01:41:08   (  73.52, 144.57) 04/17/2024   01:41:22  (  73.53, 144.60)    1.52                14
 04/17/2024   02:31:53   ( -73.56, -48.20) 04/17/2024   02:32:22  ( -73.54, -48.14)    3.03                29
 04/17/2024   03:22:38   (  73.52, 119.18) 04/17/2024   03:23:20  (  73.54, 119.13)    2.40                42
 04/17/2024   04:13:23   ( -73.56, -73.59) 04/17/2024   04:14:20  ( -73.55, -73.60)    1.54                57
 04/17/2024   05:04:09   (  73.58,  93.68) 04/17/2024   05:05:18  (  73.55,  93.66)    3.21                69
 04/17/2024   05:55:01   ( -73.96, -99.91) 04/17/2024   05:56:11  ( -73.89, -98.22)   52.46                70