Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and NOAA-19
TLE Epoch: 2023 8 4.  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   (  74.51, 117.08) 08/05/2023   03:20:35  (  74.49, 115.30)   53.04                70
 08/05/2023   04:12:36   ( -74.84, -76.51) 08/05/2023   04:11:28  ( -74.83, -76.49)    1.46                68
 08/05/2023   05:03:22   (  74.85,  90.76) 08/05/2023   05:02:27  (  74.82,  90.75)    3.76                55
 08/05/2023   05:54:06   ( -74.85,-101.91) 08/05/2023   05:53:26  ( -74.87,-101.85)    3.11                40
 08/05/2023   06:44:52   (  74.86,  65.36) 08/05/2023   06:44:25  (  74.86,  65.39)    0.65                27
 08/05/2023   07:35:36   ( -74.86,-127.30) 08/05/2023   07:35:25  ( -74.87,-127.35)    1.84                11
 08/05/2023   08:26:22   (  74.87,  39.96) 08/05/2023   08:26:24  (  74.86,  39.88)    2.68                 2
 08/05/2023   09:17:07   ( -74.91,-152.84) 08/05/2023   09:17:23  ( -74.91,-152.71)    3.74                16
 08/05/2023   10:07:52   (  74.88,  14.56) 08/05/2023   10:08:22  (  74.90,  14.52)    2.91                30
 08/05/2023   10:58:36   ( -74.92,-178.24) 08/05/2023   10:59:21  ( -74.91,-178.21)    1.54                45
 08/05/2023   11:49:22   (  74.94, -10.97) 08/05/2023   11:50:19  (  74.95, -10.84)    3.84                57
 08/05/2023   12:40:06   ( -74.93, 156.36) 08/05/2023   12:41:19  ( -74.96, 156.43)    3.24                73
 08/05/2023   13:31:02   (  75.42, -37.77) 08/05/2023   13:32:09  (  75.36, -35.04)   76.88                67