Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2021 12 26.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-20) NOAA-20 Lat/Lon Date Time(LANDSAT-8) LANDSAT-8 Lat/Lon    Distance(km)  Time Diff(sec)
 12/28/2021   15:05:36   ( -70.78, 128.74) 12/28/2021   15:06:44  ( -70.68, 130.63)   70.02                68
 12/28/2021   15:56:07   (  69.98, -62.68) 12/28/2021   15:56:22  (  69.98, -62.75)    2.87                15
 12/28/2021   16:46:49   ( -69.90, 104.76) 12/28/2021   16:45:51  ( -69.92, 104.80)    3.29                58
 12/31/2021   07:22:15   ( -70.08,-114.36) 12/31/2021   07:23:23  ( -70.06,-114.40)    2.55                68
 12/31/2021   08:12:59   (  69.96,  53.13) 12/31/2021   08:12:50  (  69.95,  53.09)    1.61                 9
 12/31/2021   09:03:36   ( -69.61,-139.03) 12/31/2021   09:02:23  ( -69.68,-139.65)   24.95                73
 01/02/2022   23:39:07   ( -70.06,   1.45) 01/02/2022   23:39:50  ( -70.08,   1.52)    3.06                43
 01/03/2022   00:29:51   (  69.95, 168.94) 01/03/2022   00:29:18  (  69.92, 168.93)    3.54                33
 01/05/2022   15:05:30   (  70.82, -51.29) 01/05/2022   15:06:38  (  70.69, -49.34)   73.00                68
 01/05/2022   15:55:59   ( -70.05, 117.26) 01/05/2022   15:56:18  ( -70.03, 117.34)    3.55                19
 01/05/2022   16:46:42   (  69.89, -75.18) 01/05/2022   16:45:46  (  69.87, -75.25)    3.40                56
 01/08/2022   07:22:07   (  70.08,  65.68) 01/08/2022   07:23:15  (  70.08,  65.66)    0.86                68
 01/08/2022   08:12:49   ( -69.99,-126.86) 01/08/2022   08:12:45  ( -69.98,-126.86)    1.50                 4
 01/08/2022   09:03:28   (  69.62,  41.00) 01/08/2022   09:02:16  (  69.64,  40.32)   26.49                72