Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and NOAA-19
TLE Epoch: 2025 2 22.  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   ( -71.00, -30.29) 02/23/2025   01:40:11  ( -71.01, -32.84)   92.59                67
 02/23/2025   02:32:11   (  71.33, 136.46) 02/23/2025   02:31:01  (  71.30, 134.93)   54.46                70
 02/23/2025   03:23:03   ( -71.78, -57.03) 02/23/2025   03:21:53  ( -71.77, -56.94)    3.44                70
 02/23/2025   04:13:49   (  71.74, 110.34) 02/23/2025   04:12:49  (  71.75, 110.29)    1.71                60
 02/23/2025   05:04:33   ( -71.78, -82.41) 02/23/2025   05:03:50  ( -71.76, -82.44)    2.72                43
 02/23/2025   05:55:19   (  71.80,  84.86) 02/23/2025   05:54:44  (  71.79,  84.88)    1.51                35
 02/23/2025   06:46:02   ( -71.79,-107.79) 02/23/2025   06:45:45  ( -71.80,-107.85)    2.52                17
 02/23/2025   07:36:49   (  71.80,  59.48) 02/23/2025   07:36:40  (  71.83,  59.48)    2.96                 9
 02/23/2025   08:27:33   ( -71.84,-133.27) 02/23/2025   08:27:41  ( -71.84,-133.25)    0.55                 8
 02/23/2025   09:18:20   (  71.86,  34.00) 02/23/2025   09:18:36  (  71.87,  34.07)    2.87                16
 02/23/2025   10:09:04   ( -71.89,-158.75) 02/23/2025   10:09:37  ( -71.88,-158.66)    3.28                33
 02/23/2025   10:59:50   (  71.86,   8.62) 02/23/2025   11:00:33  (  71.86,   8.57)    1.74                43
 02/23/2025   11:50:34   ( -71.90, 175.87) 02/23/2025   11:51:34  ( -71.87, 175.84)    3.13                60
 02/23/2025   12:41:21   (  71.92, -16.86) 02/23/2025   12:42:29  (  71.90, -16.83)    1.61                68
 02/23/2025   13:32:12   ( -72.31, 149.71) 02/23/2025   13:33:23  ( -72.27, 151.14)   48.50                71
 02/23/2025   14:23:05   (  72.64, -43.64) 02/23/2025   14:24:12  (  72.60, -40.90)   91.01                67