Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and NOAA-19
TLE Epoch: 2023 7 28.  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)
 08/05/2023   03:21:45   (  74.52, 117.04) 08/05/2023   03:20:35  (  74.49, 115.28)   52.38                70
 08/05/2023   04:12:36   ( -74.85, -76.53) 08/05/2023   04:11:28  ( -74.83, -76.48)    2.42                68
 08/05/2023   05:03:21   (  74.82,  90.85) 08/05/2023   05:02:27  (  74.82,  90.73)    3.56                54
 08/05/2023   05:54:06   ( -74.86,-101.93) 08/05/2023   05:53:26  ( -74.87,-101.84)    3.11                40
 08/05/2023   06:44:52   (  74.88,  65.32) 08/05/2023   06:44:25  (  74.86,  65.37)    2.47                27
 08/05/2023   07:35:36   ( -74.86,-127.33) 08/05/2023   07:35:25  ( -74.87,-127.34)    0.88                11
 08/05/2023   08:26:22   (  74.89,  39.92) 08/05/2023   08:26:23  (  74.90,  40.01)    3.12                 1
 08/05/2023   09:17:06   ( -74.87,-152.73) 08/05/2023   09:17:24  ( -74.87,-152.84)    3.47                18
 08/05/2023   10:07:52   (  74.90,  14.52) 08/05/2023   10:08:22  (  74.90,  14.51)    0.73                30
 08/05/2023   10:58:37   ( -74.93,-178.26) 08/05/2023   10:59:22  ( -74.91,-178.21)    2.45                45
 08/05/2023   11:49:22   (  74.90, -10.88) 08/05/2023   11:50:21  (  74.90, -11.00)    3.58                59
 08/05/2023   12:40:07   ( -74.94, 156.34) 08/05/2023   12:41:21  ( -74.91, 156.29)    3.38                74
 08/05/2023   13:31:03   (  75.44, -37.82) 08/05/2023   13:32:10  (  75.36, -35.05)   77.90                67