Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and NOAA-19
TLE Epoch: 2025 8 9.  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)
 08/20/2025   03:35:38   (  70.25, 122.17) 08/20/2025   03:34:27  (  70.24, 120.88)   48.44                71
 08/20/2025   04:26:30   ( -70.65, -71.14) 08/20/2025   04:25:15  ( -70.62, -71.22)    4.41                75
 08/20/2025   05:17:16   (  70.68,  96.12) 08/20/2025   05:16:15  (  70.67,  96.12)    0.69                61
 08/20/2025   06:08:01   ( -70.71, -96.61) 08/20/2025   06:07:10  ( -70.69, -96.59)    2.05                51
 08/20/2025   06:58:46   (  70.69,  70.74) 08/20/2025   06:58:11  (  70.69,  70.67)    2.63                35
 08/20/2025   07:49:31   ( -70.71,-121.99) 08/20/2025   07:49:06  ( -70.71,-122.04)    1.71                25
 08/20/2025   08:40:17   (  70.74,  45.27) 08/20/2025   08:40:06  (  70.76,  45.30)    2.43                11
 08/20/2025   09:31:02   ( -70.77,-147.46) 08/20/2025   09:31:01  ( -70.78,-147.40)    2.41                 1
 08/20/2025   10:21:48   (  70.80,  19.80) 08/20/2025   10:22:02  (  70.78,  19.85)    3.12                14
 08/20/2025   11:12:32   ( -70.77,-172.84) 08/20/2025   11:12:57  ( -70.80,-172.85)    2.42                25
 08/20/2025   12:03:18   (  70.81,  -5.59) 08/20/2025   12:03:58  (  70.80,  -5.60)    1.14                40
 08/20/2025   12:54:03   ( -70.83, 161.69) 08/20/2025   12:54:53  ( -70.81, 161.70)    1.98                50
 08/20/2025   13:44:48   (  70.81, -30.97) 08/20/2025   13:45:54  (  70.82, -31.05)    3.02                66
 08/20/2025   14:35:34   ( -70.89, 136.21) 08/20/2025   14:36:48  ( -70.88, 136.33)    4.37                74
 08/20/2025   15:26:30   (  71.44, -57.43) 08/20/2025   15:27:39  (  71.40, -55.50)   68.46                69