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)
 05/20/2021   13:10:58   ( -81.11,-157.92) 05/20/2021   13:10:32  ( -81.11,-157.81)    1.82                26
 05/20/2021   14:00:24   (  81.12,   9.83) 05/20/2021   14:01:12  (  81.12,   9.79)    0.72                48
 05/23/2021   08:45:15   ( -81.11, -91.50) 05/23/2021   08:44:56  ( -81.11, -91.37)    2.37                19
 05/23/2021   09:34:40   (  81.14,  76.59) 05/23/2021   09:35:35  (  81.13,  76.57)    0.65                55
 05/26/2021   04:19:32   ( -81.11, -25.12) 05/26/2021   04:19:20  ( -81.12, -24.93)    3.26                12
 05/26/2021   05:08:57   (  81.14, 142.95) 05/26/2021   05:09:59  (  81.13, 142.96)    0.17                62
 05/28/2021   23:53:48   ( -81.10,  41.24) 05/28/2021   23:53:44  ( -81.10,  41.11)    2.19                 4
 05/29/2021   00:43:13   (  81.13,-150.72) 05/29/2021   00:44:22  (  81.13,-150.67)    0.95                69
 05/31/2021   18:38:38   (  81.09, -60.11) 05/31/2021   18:37:27  (  81.10, -59.96)    2.48                71