Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-B
TLE Epoch: 2021 5 14.  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)
 05/14/2021   22:02:25   ( -81.11,  69.18) 05/14/2021   22:01:44  ( -81.11,  69.19)    0.48                41
 05/14/2021   22:51:51   (  81.12,-123.08) 05/14/2021   22:52:24  (  81.12,-123.16)    1.26                33
 05/17/2021   17:36:43   ( -81.09, 135.31) 05/17/2021   17:36:10  ( -81.09, 135.21)    1.82                33
 05/17/2021   18:26:08   (  81.12, -56.61) 05/17/2021   18:26:48  (  81.13, -56.44)    3.23                40
 05/20/2021   13:10:59   ( -81.09,-158.23) 05/20/2021   13:10:34  ( -81.09,-158.42)    3.29                25
 05/20/2021   14:00:24   (  81.12,   9.82) 05/20/2021   14:01:12  (  81.13,   9.89)    1.36                48
 05/23/2021   08:45:15   ( -81.12, -91.43) 05/23/2021   08:44:57  ( -81.12, -91.31)    2.13                18
 05/23/2021   09:34:40   (  81.14,  76.60) 05/23/2021   09:35:36  (  81.13,  76.58)    0.69                56
 05/26/2021   04:19:32   ( -81.11, -25.04) 05/26/2021   04:19:22  ( -81.11, -24.97)    1.18                10