Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-8
TLE Epoch: 2024 6 13.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-21) NOAA-21 Lat/Lon Date Time(LANDSAT-8) LANDSAT-8 Lat/Lon    Distance(km)  Time Diff(sec)
 06/16/2024   06:19:23   (  70.14,  81.23) 06/16/2024   06:20:26  (  70.14,  81.22)    0.49                63
 06/16/2024   07:10:04   ( -70.01,-111.26) 06/16/2024   07:09:56  ( -70.03,-111.30)    3.11                 8
 06/16/2024   08:00:41   (  69.50,  56.80) 06/16/2024   07:59:30  (  69.54,  55.67)   44.38                71
 06/18/2024   22:36:21   (  70.10,-162.96) 06/18/2024   22:36:59  (  70.08,-162.99)    2.45                38
 06/18/2024   23:27:02   ( -69.97,   4.56) 06/18/2024   23:26:29  ( -69.98,   4.50)    2.68                33
 06/21/2024   14:02:46   ( -70.78, 144.42) 06/21/2024   14:03:55  ( -70.65, 146.07)   62.38                69
 06/21/2024   14:53:19   (  70.07, -47.15) 06/21/2024   14:53:31  (  70.05, -47.16)    2.91                12
 06/21/2024   15:44:00   ( -69.94, 120.37) 06/21/2024   15:43:01  ( -69.95, 120.33)    1.80                59
 06/24/2024   06:19:31   ( -70.13, -98.78) 06/24/2024   06:20:34  ( -70.15, -98.78)    2.70                63
 06/24/2024   07:10:16   (  70.06,  68.64) 06/24/2024   07:10:01  (  70.04,  68.71)    3.30                15
 06/24/2024   08:00:49   ( -69.50,-123.21) 06/24/2024   07:59:38  ( -69.56,-124.33)   44.20                71
 06/26/2024   22:36:29   ( -70.12,  17.00) 06/26/2024   22:37:05  ( -70.12,  17.05)    1.73                36
 06/26/2024   23:27:13   (  70.00,-175.51) 06/26/2024   23:26:32  (  70.00,-175.47)    1.61                41