Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and NOAA-19
TLE Epoch: 2025 3 16.  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)
 03/27/2025   04:13:32   (  71.20, 111.29) 03/27/2025   04:12:21  (  71.17, 110.04)   44.89                71
 03/27/2025   05:04:23   ( -71.54, -82.01) 03/27/2025   05:03:08  ( -71.56, -81.98)    2.12                75
 03/27/2025   05:55:09   (  71.57,  85.26) 03/27/2025   05:54:10  (  71.57,  85.28)    0.66                59
 03/27/2025   06:45:54   ( -71.60,-107.49) 03/27/2025   06:45:04  ( -71.59,-107.40)    3.33                50
 03/27/2025   07:36:39   (  71.58,  59.87) 03/27/2025   07:36:06  (  71.60,  59.86)    2.72                33
 03/27/2025   08:27:24   ( -71.61,-132.88) 03/27/2025   08:27:00  ( -71.63,-132.81)    3.06                24
 03/27/2025   09:18:10   (  71.64,  34.39) 03/27/2025   09:18:02  (  71.64,  34.44)    1.80                 8
 03/27/2025   10:08:54   ( -71.62,-158.26) 03/27/2025   10:08:57  ( -71.61,-158.33)    2.29                 3
 03/27/2025   10:59:40   (  71.64,   9.00) 03/27/2025   10:59:58  (  71.67,   9.02)    3.07                18
 03/27/2025   11:50:25   ( -71.68, 176.25) 03/27/2025   11:50:53  ( -71.65, 176.25)    3.20                28
 03/27/2025   12:41:11   (  71.70, -16.48) 03/27/2025   12:41:54  (  71.71, -16.40)    3.10                43
 03/27/2025   13:31:55   ( -71.69, 150.86) 03/27/2025   13:32:49  ( -71.68, 150.84)    1.05                54
 03/27/2025   14:22:41   (  71.71, -41.87) 03/27/2025   14:23:51  (  71.69, -41.91)    2.73                70
 03/27/2025   15:13:29   ( -71.90, 125.10) 03/27/2025   15:14:42  ( -71.87, 125.71)   21.44                73