Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-8
TLE Epoch: 2025 3 14.  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)
 03/15/2025   06:20:12   (  70.19,  81.20) 03/15/2025   06:21:04  (  70.18,  81.16)    1.88                52
 03/15/2025   07:10:54   ( -70.10,-111.35) 03/15/2025   07:10:33  ( -70.12,-111.28)    3.02                21
 03/15/2025   08:01:22   (  69.13,  57.37) 03/15/2025   08:00:15  (  69.18,  55.09)   90.65                67
 03/17/2025   22:37:06   (  70.18,-163.01) 03/17/2025   22:37:30  (  70.15,-162.98)    2.86                24
 03/17/2025   23:27:47   ( -70.03,   4.53) 03/17/2025   23:27:00  ( -70.04,   4.49)    1.92                47
 03/20/2025   14:03:16   ( -70.28, 145.29) 03/20/2025   14:04:28  ( -70.24, 145.39)    5.91                72
 03/20/2025   14:53:58   (  70.12, -47.16) 03/20/2025   14:53:54  (  70.13, -47.12)    1.25                 4
 03/20/2025   15:44:38   ( -69.92, 120.47) 03/20/2025   15:43:25  ( -69.96, 120.28)    8.84                73
 03/23/2025   06:20:07   ( -70.18, -98.78) 03/23/2025   06:20:52  ( -70.16, -98.82)    2.95                45
 03/23/2025   07:10:51   (  70.09,  68.67) 03/23/2025   07:10:18  (  70.10,  68.74)    2.75                33
 03/25/2025   21:46:28   (  70.80,-151.30) 03/25/2025   21:47:37  (  70.68,-149.79)   57.07                69
 03/25/2025   22:37:00   ( -70.16,  17.03) 03/25/2025   22:37:15  ( -70.14,  17.05)    2.15                15
 03/25/2025   23:27:43   (  70.02,-175.44) 03/25/2025   23:26:42  (  70.02,-175.48)    1.41                61