Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2021 1 9.  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)
 01/10/2021   11:44:47   ( -81.43,-130.89) 01/10/2021   11:44:17  ( -81.43,-130.85)    0.62                30
 01/10/2021   12:34:13   (  81.44,  36.87) 01/10/2021   12:34:57  (  81.42,  36.77)    2.23                44
 01/13/2021   07:19:01   ( -81.43, -64.48) 01/13/2021   07:18:40  ( -81.43, -64.61)    2.24                21
 01/13/2021   08:08:28   (  81.42, 102.86) 01/13/2021   08:09:20  (  81.43, 102.98)    2.32                52
 01/16/2021   02:53:14   ( -81.43,   1.89) 01/16/2021   02:53:01  ( -81.43,   1.99)    1.58                13
 01/16/2021   03:42:40   (  81.43, 169.59) 01/16/2021   03:43:41  (  81.42, 169.55)    1.27                61
 01/18/2021   22:27:28   ( -81.42,  68.23) 01/18/2021   22:27:24  ( -81.43,  68.16)    1.41                 4
 01/18/2021   23:16:54   (  81.42,-124.09) 01/18/2021   23:18:03  (  81.42,-123.90)    3.27                69
 01/21/2021   17:12:14   (  81.43, -32.72) 01/21/2021   17:11:05  (  81.43, -32.67)    1.12                69