Simultaneous Nadir Overpasses (SNOs) between METOP-C and LANDSAT-8
TLE Epoch: 2021 3 20.  Predictions up to the next  14.0 days:

     Date     Time(METOP-C) METOP-C Lat/Lon Date Time(LANDSAT-8) LANDSAT-8 Lat/Lon    Distance(km)  Time Diff(sec)
 03/20/2021   23:34:26   ( -81.05,  44.50) 03/20/2021   23:35:25  ( -81.05,  44.61)    1.94                59
 03/21/2021   00:25:04   (  81.09,-147.18) 03/21/2021   00:24:50  (  81.08,-147.29)    2.11                14
 03/23/2021   19:08:47   ( -81.07, 111.30) 03/23/2021   19:09:39  ( -81.07, 111.35)    1.00                52
 03/23/2021   19:59:26   (  81.09, -80.72) 03/23/2021   19:59:04  (  81.10, -80.58)    2.67                22
 03/26/2021   14:43:08   ( -81.07, 177.73) 03/26/2021   14:43:53  ( -81.07, 177.70)    0.46                45
 03/26/2021   15:33:47   (  81.09, -14.27) 03/26/2021   15:33:18  (  81.09, -14.26)    0.24                29
 03/29/2021   10:17:29   ( -81.08,-115.49) 03/29/2021   10:18:07  ( -81.08,-115.63)    2.34                38
 03/29/2021   11:08:08   (  81.11,  52.54) 03/29/2021   11:07:32  (  81.11,  52.38)    2.64                36
 04/01/2021   05:51:52   ( -81.07, -49.46) 04/01/2021   05:52:22  ( -81.07, -49.35)    1.92                30