Simultaneous Nadir Overpasses (SNOs) between METOP-C and LANDSAT-8
TLE Epoch: 2021 12 13.  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)
 12/13/2021   04:13:12   ( -81.08, -24.26) 12/13/2021   04:14:02  ( -81.07, -24.43)    3.12                50
 12/13/2021   05:03:52   (  81.10, 143.66) 12/13/2021   05:03:27  (  81.10, 143.65)    0.32                25
 12/15/2021   23:47:34   ( -81.09,  42.38) 12/15/2021   23:48:16  ( -81.09,  42.30)    1.42                42
 12/16/2021   00:38:15   (  81.10,-150.06) 12/16/2021   00:37:42  (  81.09,-150.00)    1.02                33
 12/18/2021   19:21:57   ( -81.08, 108.65) 12/18/2021   19:22:31  ( -81.08, 108.64)    0.12                34
 12/18/2021   20:12:37   (  81.11, -83.42) 12/18/2021   20:11:56  (  81.11, -83.33)    1.60                41
 12/21/2021   14:56:19   ( -81.08, 174.90) 12/21/2021   14:56:45  ( -81.07, 174.94)    0.90                26
 12/21/2021   15:46:59   (  81.10, -17.17) 12/21/2021   15:46:10  (  81.10, -17.05)    2.15                49
 12/24/2021   10:30:41   ( -81.08,-118.49) 12/24/2021   10:30:59  ( -81.09,-118.43)    1.10                18