Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and NOAA-19
TLE Epoch: 2024 4 14.  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   ( -73.28,  53.91) 04/16/2024   19:44:35  ( -73.26,  53.17)   24.00                73
 04/16/2024   20:36:37   (  73.45,-139.14) 04/16/2024   20:35:29  (  73.46,-139.09)    2.81                68
 04/16/2024   21:27:21   ( -73.44,  28.19) 04/16/2024   21:26:29  ( -73.47,  28.17)    3.25                52
 04/16/2024   22:18:07   (  73.45,-164.53) 04/16/2024   22:17:27  (  73.47,-164.55)    2.94                40
 04/16/2024   23:08:52   ( -73.49,   2.70) 04/16/2024   23:08:27  ( -73.48,   2.70)    1.70                25
 04/16/2024   23:59:38   (  73.50, 169.98) 04/16/2024   23:59:25  (  73.48, 169.98)    2.15                13
 04/17/2024   00:50:22   ( -73.50, -22.69) 04/17/2024   00:50:25  ( -73.49, -22.76)    2.59                 3
 04/17/2024   01:41:08   (  73.51, 144.59) 04/17/2024   01:41:23  (  73.49, 144.51)    2.94                15
 04/17/2024   02:31:53   ( -73.55, -48.19) 04/17/2024   02:32:22  ( -73.55, -48.11)    2.41                29
 04/17/2024   03:22:39   (  73.56, 119.09) 04/17/2024   03:23:20  (  73.55, 119.16)    2.49                41
 04/17/2024   04:13:23   ( -73.55, -73.57) 04/17/2024   04:14:20  ( -73.56, -73.58)    0.34                57
 04/17/2024   05:04:09   (  73.57,  93.71) 04/17/2024   05:05:18  (  73.56,  93.70)    0.56                69
 04/17/2024   05:55:01   ( -73.95, -99.90) 04/17/2024   05:56:11  ( -73.90, -98.20)   52.56                70