Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2021 5 2.  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)
 05/02/2021   23:16:18   ( -81.42,  55.34) 05/02/2021   23:15:59  ( -81.41,  55.15)    3.35                19
 05/03/2021   00:05:45   (  81.40,-137.30) 05/03/2021   00:06:39  (  81.40,-137.18)    2.14                54
 05/05/2021   18:50:32   ( -81.41, 121.51) 05/05/2021   18:50:21  ( -81.40, 121.67)    2.72                11
 05/05/2021   19:39:59   (  81.39, -71.16) 05/05/2021   19:41:02  (  81.40, -71.10)    1.81                63
 05/08/2021   13:35:22   (  81.33,  18.89) 05/08/2021   13:34:13  (  81.50,  16.52)   43.64                69
 05/08/2021   14:24:45   ( -81.41,-171.97) 05/08/2021   14:24:43  ( -81.40,-171.83)    2.78                 2
 05/08/2021   15:14:12   (  81.39,  -4.66) 05/08/2021   15:15:24  (  81.40,  -4.63)    0.97                72
 05/11/2021   09:09:30   (  81.41,  86.89) 05/11/2021   09:08:24  (  81.40,  86.93)    1.20                66
 05/11/2021   09:58:58   ( -81.39,-105.88) 05/11/2021   09:59:05  ( -81.40,-105.74)    2.69                 7
 05/14/2021   04:43:43   (  81.41, 153.30) 05/14/2021   04:42:46  (  81.40, 153.36)    1.52                57