Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and NOAA-19
TLE Epoch: 2025 6 3.  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)
 06/16/2025   01:22:17   ( -70.75, -25.24) 06/16/2025   01:21:05  ( -70.75, -26.24)   36.58                72
 06/16/2025   02:13:07   (  70.93, 141.77) 06/16/2025   02:11:54  (  70.92, 141.33)   16.17                73
 06/16/2025   03:03:53   ( -71.07, -51.14) 06/16/2025   03:02:55  ( -71.08, -51.15)    2.01                58
 06/16/2025   03:54:40   (  71.09, 116.12) 06/16/2025   03:53:47  (  71.09, 116.15)    1.12                53
 06/16/2025   04:45:24   ( -71.12, -76.61) 06/16/2025   04:44:51  ( -71.11, -76.59)    1.79                33
 06/16/2025   05:36:10   (  71.09,  90.74) 06/16/2025   05:35:43  (  71.12,  90.71)    2.85                27
 06/16/2025   06:26:54   ( -71.12,-101.99) 06/16/2025   06:26:47  ( -71.13,-102.03)    1.65                 7
 06/16/2025   07:17:41   (  71.15,  65.27) 06/16/2025   07:17:39  (  71.14,  65.27)    1.09                 2
 06/16/2025   08:08:25   ( -71.18,-127.46) 06/16/2025   08:08:43  ( -71.15,-127.48)    3.21                18
 06/16/2025   08:59:11   (  71.15,  39.89) 06/16/2025   08:59:35  (  71.16,  39.82)    2.77                24
 06/16/2025   09:49:55   ( -71.18,-152.84) 06/16/2025   09:50:39  ( -71.17,-152.92)    3.12                44
 06/16/2025   10:40:42   (  71.21,  14.42) 06/16/2025   10:41:31  (  71.18,  14.38)    2.96                49
 06/16/2025   11:31:26   ( -71.24,-178.31) 06/16/2025   11:32:34  ( -71.25,-178.27)    1.64                68
 06/16/2025   12:22:13   (  71.26, -11.05) 06/16/2025   12:23:26  (  71.26, -10.97)    2.75                73
 06/16/2025   13:13:10   ( -71.96, 155.01) 06/16/2025   13:14:17  ( -71.93, 157.53)   86.88                67