Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and NOAA-19
TLE Epoch: 2024 9 11.  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)
 09/17/2024   19:58:33   ( -72.23,  53.22) 09/17/2024   19:57:23  ( -72.23,  51.58)   55.81                70
 09/17/2024   20:49:24   (  72.48,-139.98) 09/17/2024   20:48:11  (  72.45,-140.68)   23.82                73
 09/17/2024   21:40:11   ( -72.64,  27.01) 09/17/2024   21:39:12  ( -72.66,  26.99)    1.98                59
 09/17/2024   22:30:57   (  72.65,-165.69) 09/17/2024   22:30:04  (  72.68,-165.69)    3.60                53
 09/17/2024   23:21:42   ( -72.71,   1.51) 09/17/2024   23:21:09  ( -72.69,   1.56)    2.73                33
 09/18/2024   00:12:28   (  72.71, 168.81) 09/18/2024   00:12:01  (  72.71, 168.88)    2.58                27
 09/18/2024   01:03:12   ( -72.72, -23.89) 09/18/2024   01:03:06  ( -72.72, -23.87)    0.86                 6
 09/18/2024   01:53:58   (  72.73, 143.41) 09/18/2024   01:53:58  (  72.74, 143.45)    1.96                 0
 09/18/2024   02:44:42   ( -72.73, -49.29) 09/18/2024   02:45:03  ( -72.74, -49.30)    1.12                21
 09/18/2024   03:35:28   (  72.74, 118.01) 09/18/2024   03:35:55  (  72.76, 118.02)    2.84                27
 09/18/2024   04:26:12   ( -72.75, -74.69) 09/18/2024   04:27:00  ( -72.77, -74.73)    2.98                48
 09/18/2024   05:16:59   (  72.80,  92.50) 09/18/2024   05:17:52  (  72.79,  92.60)    3.38                53
 09/18/2024   06:07:43   ( -72.81,-100.20) 09/18/2024   06:08:57  ( -72.80,-100.16)    1.81                74
 09/18/2024   06:58:34   (  73.07,  66.56) 09/18/2024   06:59:45  (  73.02,  67.61)   34.46                71