Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-B
TLE Epoch: 2021 5 20.  Predictions up to the next  14.0 days:

     Date     Time(LANDSAT-8) LANDSAT-8 Lat/Lon Date Time(METOP-B) METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 05/23/2021   08:45:15   ( -81.11, -91.56) 05/23/2021   08:44:56  ( -81.11, -91.41)    2.67                19
 05/23/2021   09:34:40   (  81.14,  76.53) 05/23/2021   09:35:35  (  81.13,  76.53)    0.34                55
 05/26/2021   04:19:32   ( -81.10, -25.17) 05/26/2021   04:19:21  ( -81.10, -25.34)    2.79                11
 05/26/2021   05:08:57   (  81.13, 142.89) 05/26/2021   05:09:59  (  81.13, 142.93)    0.64                62
 05/28/2021   23:53:47   ( -81.12,  41.54) 05/28/2021   23:53:43  ( -81.12,  41.48)    1.39                 4
 05/29/2021   00:43:13   (  81.13,-150.77) 05/29/2021   00:44:22  (  81.13,-150.68)    1.83                69
 05/31/2021   18:38:38   (  81.09, -60.15) 05/31/2021   18:37:28  (  81.09, -60.32)    2.95                70
 05/31/2021   19:28:04   ( -81.12, 107.87) 05/31/2021   19:28:07  ( -81.12, 107.90)    0.57                 3
 06/03/2021   14:12:54   (  81.10,   6.49) 06/03/2021   14:11:51  (  81.10,   6.43)    1.24                63