Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and AQUA
TLE Epoch: 2023 4 5.  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)
 04/07/2023   11:04:19   (  80.40, -80.75) 04/07/2023   11:05:18  (  80.39, -80.85)    2.00                59
 04/07/2023   11:55:00   ( -80.50,  87.97) 04/07/2023   11:54:40  ( -80.50,  87.96)    0.27                20
 04/10/2023   01:39:41   (  80.37,  60.13) 04/10/2023   01:40:49  (  80.37,  60.11)    0.32                68
 04/10/2023   02:30:23   ( -80.46,-131.47) 04/10/2023   02:30:12  ( -80.46,-131.38)    1.76                11
 04/12/2023   16:16:45   (  76.59, 176.60) 04/12/2023   16:17:58  (  76.25, 178.52)   62.53                73
 04/12/2023   17:05:44   ( -80.46,   9.68) 04/12/2023   17:05:41  ( -80.46,   9.80)    2.23                 3
 04/15/2023   07:41:03   ( -80.48, 151.10) 04/15/2023   07:41:07  ( -80.48, 151.17)    1.40                 4
 04/15/2023   08:30:34   (  81.33, -14.22) 04/15/2023   08:29:21  (  81.74, -14.50)   46.58                73
 04/17/2023   22:16:23   ( -80.49, -67.54) 04/17/2023   22:16:33  ( -80.49, -67.58)    0.80                10