Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and NOAA-19
TLE Epoch: 2025 2 15.  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)
 02/23/2025   01:41:18   ( -71.01, -30.30) 02/23/2025   01:40:11  ( -70.99, -32.87)   93.24                67
 02/23/2025   02:32:11   (  71.34, 136.43) 02/23/2025   02:31:00  (  71.32, 134.99)   51.58                71
 02/23/2025   03:23:02   ( -71.73, -56.95) 02/23/2025   03:21:53  ( -71.75, -56.97)    2.07                69
 02/23/2025   04:13:49   (  71.76, 110.31) 02/23/2025   04:12:48  (  71.77, 110.34)    1.89                61
 02/23/2025   05:04:33   ( -71.79, -82.43) 02/23/2025   05:03:49  ( -71.79, -82.38)    1.77                44
 02/23/2025   05:55:19   (  71.76,  84.93) 02/23/2025   05:54:45  (  71.76,  84.84)    3.14                34
 02/23/2025   06:46:03   ( -71.79,-107.81) 02/23/2025   06:45:46  ( -71.78,-107.88)    2.76                17
 02/23/2025   07:36:50   (  71.82,  59.45) 02/23/2025   07:36:41  (  71.81,  59.43)    1.44                 9
 02/23/2025   08:27:34   ( -71.85,-133.28) 02/23/2025   08:27:42  ( -71.82,-133.29)    2.50                 8
 02/23/2025   09:18:21   (  71.87,  33.98) 02/23/2025   09:18:37  (  71.85,  34.03)    3.31                16
 02/23/2025   10:09:04   ( -71.85,-158.66) 02/23/2025   10:09:38  ( -71.86,-158.69)    2.00                34
 02/23/2025   10:59:51   (  71.88,   8.60) 02/23/2025   11:00:33  (  71.89,   8.63)    1.84                42
 02/23/2025   11:50:35   ( -71.90, 175.86) 02/23/2025   11:51:34  ( -71.91, 175.90)    1.41                59
 02/23/2025   12:41:21   (  71.88, -16.78) 02/23/2025   12:42:30  (  71.88, -16.88)    3.18                69
 02/23/2025   13:32:13   ( -72.32, 149.70) 02/23/2025   13:33:24  ( -72.25, 151.10)   48.10                71
 02/23/2025   14:23:06   (  72.65, -43.67) 02/23/2025   14:24:12  (  72.63, -40.84)   93.69                66