Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2021 11 1.  Predictions up to the next  14.0 days:

     Date     Time(LANDSAT-8) LANDSAT-8 Lat/Lon Date Time(METOP-A) METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 11/01/2021   20:05:41   ( -81.31, 101.72) 11/01/2021   20:05:29  ( -81.30, 101.63)    2.01                12
 11/01/2021   20:55:08   (  81.30, -90.87) 11/01/2021   20:56:10  (  81.30, -91.03)    2.65                62
 11/04/2021   15:39:56   ( -81.31, 168.07) 11/04/2021   15:39:48  ( -81.30, 168.08)    1.22                 8
 11/04/2021   16:29:23   (  81.29, -24.56) 11/04/2021   16:30:29  (  81.30, -24.60)    0.76                66
 11/07/2021   11:14:11   ( -81.30,-125.65) 11/07/2021   11:14:07  ( -81.29,-125.51)    2.47                 4
 11/07/2021   12:03:38   (  81.28,  41.69) 11/07/2021   12:04:48  (  81.30,  41.80)    2.38                70
 11/10/2021   05:58:57   (  81.31, 133.33) 11/10/2021   05:57:45  (  81.30, 133.31)    0.78                72
 11/10/2021   06:48:24   ( -81.31, -59.06) 11/10/2021   06:48:25  ( -81.29, -59.14)    1.99                 1
 11/10/2021   07:37:48   (  81.35, 109.39) 11/10/2021   07:38:59  (  81.18, 110.79)   30.33                71
 11/13/2021   01:33:11   (  81.31,-160.18) 11/13/2021   01:32:04  (  81.30,-160.36)    3.28                67