Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-8
TLE Epoch: 2025 1 10.  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)
 01/12/2025   22:37:30   (  70.15,-162.96) 01/12/2025   22:37:52  (  70.14,-162.98)    1.42                22
 01/12/2025   23:28:11   ( -70.01,   4.56) 01/12/2025   23:27:22  ( -70.03,   4.49)    3.08                49
 01/15/2025   14:03:39   ( -70.50, 144.97) 01/15/2025   14:04:51  ( -70.39, 145.61)   26.88                72
 01/15/2025   14:54:18   (  70.13, -47.13) 01/15/2025   14:54:21  (  70.12, -47.13)    0.63                 3
 01/15/2025   15:44:59   ( -69.99, 120.39) 01/15/2025   15:43:51  ( -70.01, 120.35)    2.77                68
 01/18/2025   06:20:22   ( -70.22, -98.80) 01/18/2025   06:21:22  ( -70.23, -98.74)    2.23                60
 01/18/2025   07:11:06   (  70.11,  68.69) 01/18/2025   07:10:49  (  70.12,  68.75)    2.74                17
 01/18/2025   08:01:38   ( -69.50,-123.09) 01/18/2025   08:00:28  ( -69.52,-124.45)   53.01                70
 01/20/2025   22:37:09   ( -70.17,  17.09) 01/20/2025   22:37:50  ( -70.20,  17.10)    3.23                41
 01/20/2025   23:27:53   (  70.05,-175.43) 01/20/2025   23:27:18  (  70.03,-175.49)    3.40                35
 01/23/2025   14:03:28   (  70.99, -35.76) 01/23/2025   14:04:35  (  70.89, -33.60)   79.04                67
 01/23/2025   14:53:55   ( -70.12, 132.95) 01/23/2025   14:54:17  ( -70.13, 132.90)    2.39                22
 01/23/2025   15:44:39   (  70.01, -59.56) 01/23/2025   15:43:44  (  70.02, -59.62)    2.35                55