Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and AQUA
TLE Epoch: 2023 4 19.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-21) NOAA-21 Lat/Lon Date Time(AQUA) AQUA Lat/Lon    Distance(km)  Time Diff(sec)
 04/20/2023   12:51:42   ( -80.50,  73.71) 04/20/2023   12:51:57  ( -80.50,  73.75)    0.86                15
 04/20/2023   13:42:21   (  80.63,-117.12) 04/20/2023   13:41:17  (  80.62,-117.27)    2.83                64
 04/23/2023   03:27:02   ( -80.50,-145.12) 04/23/2023   03:27:20  ( -80.49,-145.14)    0.58                18
 04/23/2023   04:17:43   (  80.58,  23.35) 04/23/2023   04:16:41  (  80.58,  23.47)    2.15                62
 04/25/2023   18:02:22   ( -80.49,  -4.03) 04/25/2023   18:02:41  ( -80.49,  -3.96)    1.24                19
 04/25/2023   18:53:00   (  80.64, 165.43) 04/25/2023   18:52:00  (  80.64, 165.28)    2.76                60
 04/28/2023   08:37:40   ( -80.53, 137.63) 04/28/2023   08:37:59  ( -80.53, 137.61)    0.44                19
 04/28/2023   09:28:21   (  80.61, -53.92) 04/28/2023   09:27:20  (  80.61, -53.82)    1.97                61
 04/30/2023   23:13:00   ( -80.51, -81.44) 04/30/2023   23:13:17  ( -80.51, -81.39)    1.02                17