Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-8
TLE Epoch: 2025 6 2.  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)
 06/03/2025   06:20:07   (  70.12,  81.25) 06/03/2025   06:20:45  (  70.15,  81.24)    3.36                38
 06/03/2025   07:10:48   ( -70.01,-111.26) 06/03/2025   07:10:15  ( -70.04,-111.29)    3.16                33
 06/05/2025   21:46:30   ( -70.78,  28.66) 06/05/2025   21:47:39  ( -70.64,  30.20)   58.75                69
 06/05/2025   22:37:04   (  70.11,-162.97) 06/05/2025   22:37:14  (  70.10,-162.95)    1.47                10
 06/05/2025   23:27:45   ( -70.00,   4.52) 06/05/2025   23:26:44  ( -69.99,   4.53)    1.09                61
 06/08/2025   14:03:16   ( -70.20, 145.36) 06/08/2025   14:04:15  ( -70.18, 145.42)    2.77                59
 06/08/2025   14:54:00   (  70.05, -47.12) 06/08/2025   14:53:42  (  70.07, -47.09)    2.86                18
 06/08/2025   15:44:31   ( -69.41, 121.16) 06/08/2025   15:43:21  ( -69.47, 119.71)   56.97                70
 06/11/2025   06:20:11   ( -70.14, -98.80) 06/11/2025   06:20:42  ( -70.14, -98.75)    1.64                31
 06/11/2025   07:10:55   (  70.00,  68.73) 06/11/2025   07:10:09  (  70.03,  68.73)    3.10                46
 06/13/2025   21:46:27   (  70.27,-150.55) 06/13/2025   21:47:39  (  70.23,-150.37)    8.07                72
 06/13/2025   22:37:07   ( -70.09,  17.04) 06/13/2025   22:37:10  ( -70.07,  17.04)    2.80                 3
 06/13/2025   23:27:50   (  69.90,-175.36) 06/13/2025   23:26:37  (  69.95,-175.48)    7.43                73