Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and AQUA
TLE Epoch: 2023 4 10.  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)
 04/12/2023   16:17:17   (  75.09, 171.64) 04/12/2023   16:18:30  (  74.67, 173.98)   82.23                73
 04/12/2023   17:05:42   ( -80.49,  10.17) 04/12/2023   17:05:40  ( -80.49,  10.11)    1.19                 2
 04/15/2023   07:41:04   ( -80.46, 150.93) 04/15/2023   07:41:09  ( -80.46, 151.00)    1.18                 5
 04/15/2023   08:31:15   (  81.10, -29.95) 04/15/2023   08:30:01  (  81.27, -30.13)   19.36                74
 04/17/2023   22:16:25   ( -80.46, -68.03) 04/17/2023   22:16:36  ( -80.46, -67.87)    3.13                11
 04/17/2023   23:07:02   (  80.61, 101.40) 04/17/2023   23:05:54  (  80.61, 101.37)    0.60                68
 04/20/2023   12:51:42   ( -80.51,  73.92) 04/20/2023   12:51:59  ( -80.51,  73.83)    1.64                17
 04/20/2023   13:42:23   (  80.59,-117.64) 04/20/2023   13:41:20  (  80.59,-117.59)    0.98                63
 04/23/2023   03:27:03   ( -80.50,-145.16) 04/23/2023   03:27:24  ( -80.49,-145.18)    0.31                21