Simultaneous Nadir Overpasses (SNOs) between METOP-C and LANDSAT-8
TLE Epoch: 2021 12 9.  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)
 12/10/2021   08:38:51   ( -81.07, -90.83) 12/10/2021   08:39:48  ( -81.08, -90.75)    1.53                57
 12/10/2021   09:29:30   (  81.11,  77.42) 12/10/2021   09:29:13  (  81.11,  77.32)    1.63                17
 12/13/2021   04:13:12   ( -81.08, -24.17) 12/13/2021   04:14:02  ( -81.08, -24.34)    2.94                50
 12/13/2021   05:03:52   (  81.10, 143.72) 12/13/2021   05:03:27  (  81.10, 143.71)    0.24                25
 12/15/2021   23:47:35   ( -81.08,  42.10) 12/15/2021   23:48:17  ( -81.07,  42.03)    1.37                42
 12/16/2021   00:38:15   (  81.10,-149.99) 12/16/2021   00:37:42  (  81.10,-149.95)    0.88                33
 12/18/2021   19:21:57   ( -81.09, 108.73) 12/18/2021   19:22:31  ( -81.09, 108.72)    0.28                34
 12/18/2021   20:12:37   (  81.11, -83.36) 12/18/2021   20:11:56  (  81.11, -83.28)    1.51                41
 12/21/2021   14:56:19   ( -81.08, 174.98) 12/21/2021   14:56:45  ( -81.08, 175.01)    0.65                26