Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and AQUA
TLE Epoch: 2023 4 11.  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   (  75.08, 171.63) 04/12/2023   16:18:30  (  74.66, 173.97)   82.27                73
 04/12/2023   17:05:42   ( -80.49,  10.14) 04/12/2023   17:05:40  ( -80.49,  10.08)    1.29                 2
 04/15/2023   07:41:04   ( -80.46, 150.91) 04/15/2023   07:41:09  ( -80.46, 150.98)    1.30                 5
 04/15/2023   08:31:16   (  81.09, -30.35) 04/15/2023   08:30:02  (  81.25, -30.52)   18.64                74
 04/17/2023   22:16:22   ( -80.53, -67.07) 04/17/2023   22:16:34  ( -80.52, -67.23)    2.89                12
 04/17/2023   23:07:03   (  80.60, 101.39) 04/17/2023   23:05:55  (  80.61, 101.38)    0.30                68
 04/20/2023   12:51:42   ( -80.51,  73.91) 04/20/2023   12:51:59  ( -80.51,  73.86)    0.84                17
 04/20/2023   13:42:24   (  80.57,-117.99) 04/20/2023   13:41:21  (  80.57,-117.88)    1.89                63
 04/23/2023   03:27:03   ( -80.50,-145.17) 04/23/2023   03:27:24  ( -80.50,-145.11)    1.14                21