Simultaneous Nadir Overpasses (SNOs) between METOP-C and LANDSAT-8
TLE Epoch: 2021 12 18.  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)
 12/18/2021   19:21:57   ( -81.10, 109.05) 12/18/2021   19:22:30  ( -81.10, 108.88)    2.94                33
 12/18/2021   20:12:38   (  81.11, -83.35) 12/18/2021   20:11:56  (  81.10, -83.40)    1.10                42
 12/21/2021   14:56:22   ( -81.08, 174.97) 12/21/2021   14:56:45  ( -81.09, 175.14)    3.10                23
 12/21/2021   15:47:01   (  81.12, -16.69) 12/21/2021   15:46:10  (  81.11, -16.80)    2.04                51
 12/24/2021   10:30:44   ( -81.09,-118.39) 12/24/2021   10:30:58  ( -81.10,-118.29)    1.95                14
 12/24/2021   11:21:24   (  81.11,  49.57) 12/24/2021   11:20:23  (  81.12,  49.74)    3.25                61
 12/27/2021   06:05:07   ( -81.10, -51.78) 12/27/2021   06:05:12  ( -81.10, -51.77)    0.44                 5
 12/27/2021   06:55:47   (  81.12, 116.16) 12/27/2021   06:54:37  (  81.13, 116.24)    1.49                70
 12/30/2021   00:48:52   (  81.08,-153.28) 12/30/2021   00:50:00  (  81.08,-153.34)    0.96                68