Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2021 11 1.  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)
 11/02/2021   15:06:11   (  70.06, -50.34) 11/02/2021   15:07:04  (  70.04, -50.31)    3.21                53
 11/02/2021   15:56:52   ( -69.92, 117.19) 11/02/2021   15:56:34  ( -69.92, 117.16)    1.34                18
 11/02/2021   16:47:22   (  69.06, -74.26) 11/02/2021   16:46:14  (  69.10, -76.30)   81.06                68
 11/05/2021   07:23:03   (  69.98,  65.56) 11/05/2021   07:23:33  (  70.01,  65.53)    3.11                30
 11/05/2021   08:13:45   ( -69.89,-126.98) 11/05/2021   08:13:03  ( -69.90,-126.99)    0.97                42
 11/07/2021   22:49:19   ( -70.43,  13.33) 11/07/2021   22:50:30  ( -70.36,  14.27)   36.03                71
 11/07/2021   23:39:56   (  69.96,-178.63) 11/07/2021   23:40:02  (  69.97,-178.64)    1.80                 6
 11/08/2021   00:30:38   ( -69.86, -11.17) 11/08/2021   00:29:32  ( -69.87, -11.15)    0.67                66
 11/10/2021   15:06:04   ( -70.04, 129.72) 11/10/2021   15:07:03  ( -70.04, 129.70)    0.68                59
 11/10/2021   15:56:48   (  69.94, -62.82) 11/10/2021   15:56:30  (  69.93, -62.81)    0.66                18
 11/10/2021   16:47:19   ( -69.26, 105.49) 11/10/2021   16:46:09  ( -69.33, 104.00)   59.15                70
 11/13/2021   07:22:57   ( -70.02,-114.47) 11/13/2021   07:23:32  ( -70.00,-114.48)    2.81                35
 11/13/2021   08:13:40   (  69.87,  53.07) 11/13/2021   08:12:59  (  69.88,  53.00)    3.13                41