Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-8
TLE Epoch: 2024 5 16.  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)
 05/17/2024   22:35:45   (  70.16,-162.98) 05/17/2024   22:36:53  (  70.18,-162.97)    2.26                68
 05/17/2024   23:26:27   ( -70.08,   4.47) 05/17/2024   23:26:23  ( -70.07,   4.50)    1.82                 4
 05/18/2024   00:17:06   (  69.70, 172.35) 05/18/2024   00:15:54  (  69.75, 171.70)   25.83                72
 05/20/2024   14:52:36   (  70.15, -47.16) 05/20/2024   14:53:22  (  70.15, -47.14)    1.11                46
 05/20/2024   15:43:18   ( -70.06, 120.29) 05/20/2024   15:42:52  ( -70.05, 120.34)    2.60                26
 05/23/2024   07:09:26   (  70.09,  68.72) 05/23/2024   07:09:50  (  70.11,  68.68)    2.75                24
 05/23/2024   08:00:08   ( -70.01,-123.83) 05/23/2024   07:59:20  ( -70.01,-123.84)    0.14                48
 05/25/2024   22:35:35   ( -70.38,  16.76) 05/25/2024   22:36:47  ( -70.29,  17.17)   18.54                72
 05/25/2024   23:26:15   (  70.06,-175.43) 05/25/2024   23:26:16  (  70.06,-175.51)    2.88                 1
 05/26/2024   00:16:57   ( -69.97,  -7.98) 05/26/2024   00:15:46  ( -69.96,  -8.02)    2.03                71
 05/28/2024   14:52:21   ( -70.15, 132.91) 05/28/2024   14:53:14  ( -70.18, 132.90)    2.56                53
 05/28/2024   15:43:05   (  70.04, -59.61) 05/28/2024   15:42:41  (  70.06, -59.63)    1.49                24