Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-B
TLE Epoch: 2021 3 16.  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)
 03/16/2021   20:42:20   ( -81.13,  89.01) 03/16/2021   20:41:21  ( -81.12,  88.86)    2.73                59
 03/16/2021   21:31:46   (  81.13,-103.24) 03/16/2021   21:32:00  (  81.14,-103.25)    0.38                14
 03/19/2021   16:16:34   ( -81.11, 155.20) 03/19/2021   16:15:42  ( -81.12, 155.28)    1.60                52
 03/19/2021   17:05:59   (  81.14, -36.72) 03/19/2021   17:06:21  (  81.14, -36.82)    1.79                22
 03/22/2021   11:50:46   ( -81.12,-138.28) 03/22/2021   11:50:02  ( -81.12,-138.31)    0.66                44
 03/22/2021   12:40:11   (  81.14,  29.77) 03/22/2021   12:40:41  (  81.14,  29.59)    3.23                30
 03/25/2021   07:24:59   ( -81.12, -71.79) 03/25/2021   07:24:23  ( -81.12, -71.93)    2.35                36
 03/25/2021   08:14:24   (  81.14,  96.23) 03/25/2021   08:15:01  (  81.15,  96.36)    2.30                37
 03/28/2021   02:59:12   ( -81.12,  -5.35) 03/28/2021   02:58:43  ( -81.13,  -5.19)    2.89                29