Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and AQUA
TLE Epoch: 2023 12 12.  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)
 12/14/2023   11:47:55   ( -81.05,  99.92) 12/14/2023   11:47:52  ( -81.06, 100.03)    1.99                 3
 12/17/2023   00:41:53   ( -81.02, -94.28) 12/17/2023   00:42:44  ( -81.02, -94.15)    2.22                51
 12/17/2023   01:32:35   (  81.06,  74.00) 12/17/2023   01:32:05  (  81.06,  74.12)    1.99                30
 12/19/2023   14:26:31   (  81.06,-119.50) 12/19/2023   14:26:55  (  81.06,-119.57)    1.16                24
 12/19/2023   15:17:14   ( -81.09,  48.67) 12/19/2023   15:16:18  ( -81.09,  48.49)    3.16                56
 12/22/2023   04:11:11   ( -81.08,-145.23) 12/22/2023   04:11:08  ( -81.07,-145.40)    2.92                 3
 12/24/2023   17:05:09   ( -81.05,  20.46) 12/24/2023   17:05:58  ( -81.05,  20.50)    0.65                49