Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2021 5 3.  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)
 05/05/2021   18:50:32   ( -81.40, 121.37) 05/05/2021   18:50:21  ( -81.41, 121.53)    2.74                11
 05/05/2021   19:39:58   (  81.40, -70.90) 05/05/2021   19:41:01  (  81.40, -70.84)    1.22                63
 05/08/2021   13:35:22   (  81.33,  18.78) 05/08/2021   13:34:13  (  81.50,  16.38)   44.39                69
 05/08/2021   14:24:45   ( -81.40,-172.10) 05/08/2021   14:24:43  ( -81.40,-171.97)    2.19                 2
 05/08/2021   15:14:11   (  81.41,  -4.40) 05/08/2021   15:15:23  (  81.39,  -4.38)    1.55                72
 05/11/2021   09:09:31   (  81.41,  86.78) 05/11/2021   09:08:25  (  81.41,  86.79)    0.24                66
 05/11/2021   09:58:58   ( -81.41,-105.61) 05/11/2021   09:59:05  ( -81.40,-105.49)    2.27                 7
 05/14/2021   04:43:44   (  81.41, 153.21) 05/14/2021   04:42:47  (  81.40, 153.23)    0.32                57
 05/14/2021   05:33:10   ( -81.41, -39.16) 05/14/2021   05:33:26  ( -81.39, -39.03)    2.66                16
 05/17/2021   00:17:56   (  81.40,-140.39) 05/17/2021   00:17:08  (  81.40,-140.36)    0.60                48