Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2021 3 22.  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)
 03/23/2021   14:15:39   ( -71.06, 140.99) 03/23/2021   14:16:46  ( -70.95, 143.36)   86.75                67
 03/23/2021   15:06:08   (  70.16, -50.25) 03/23/2021   15:06:26  (  70.14, -50.21)    3.05                18
 03/23/2021   15:56:49   ( -70.02, 117.29) 03/23/2021   15:55:56  ( -70.03, 117.27)    0.90                53
 03/26/2021   06:32:19   ( -70.24,-101.91) 03/26/2021   06:33:27  ( -70.22,-101.86)    2.70                68
 03/26/2021   07:23:03   (  70.12,  65.57) 03/26/2021   07:22:54  (  70.11,  65.63)    2.36                 9
 03/26/2021   08:13:40   ( -69.77,-126.57) 03/26/2021   08:12:27  ( -69.84,-127.12)   22.44                73
 03/28/2021   22:49:15   ( -70.20,  13.91) 03/28/2021   22:49:56  ( -70.20,  13.98)    2.72                41
 03/28/2021   23:39:59   (  70.08,-178.61) 03/28/2021   23:39:23  (  70.09,-178.53)    2.90                36
 03/31/2021   14:15:39   (  70.78, -38.58) 03/31/2021   14:16:48  (  70.65, -37.11)   55.96                69
 03/31/2021   15:06:10   ( -70.11, 129.81) 03/31/2021   15:06:26  ( -70.11, 129.74)    2.75                16
 03/31/2021   15:56:54   (  69.99, -62.71) 03/31/2021   15:55:53  (  70.00, -62.78)    2.59                61
 04/03/2021   06:32:25   (  70.22,  78.07) 04/03/2021   06:33:24  (  70.23,  78.15)    2.98                59
 04/03/2021   07:23:06   ( -70.07,-114.38) 04/03/2021   07:22:55  ( -70.07,-114.44)    2.21                11
 04/03/2021   08:13:40   (  69.43,  53.88) 04/03/2021   08:12:31  (  69.46,  52.36)   59.18                69