Simultaneous Nadir Overpasses (SNOs) between METOP-C and LANDSAT-8
TLE Epoch: 2021 12 11.  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   ( -81.09, -24.05) 12/13/2021   04:14:02  ( -81.08, -24.22)    2.98                50
 12/13/2021   05:03:52   (  81.11, 143.86) 12/13/2021   05:03:27  (  81.11, 143.85)    0.49                25
 12/15/2021   23:47:35   ( -81.08,  42.23) 12/15/2021   23:48:17  ( -81.08,  42.15)    1.30                42
 12/16/2021   00:38:14   (  81.10,-149.85) 12/16/2021   00:37:41  (  81.11,-149.81)    0.83                33
 12/18/2021   19:21:57   ( -81.08, 108.49) 12/18/2021   19:22:31  ( -81.07, 108.49)    0.52                34
 12/18/2021   20:12:37   (  81.10, -83.59) 12/18/2021   20:11:56  (  81.10, -83.50)    1.61                41
 12/21/2021   14:56:19   ( -81.08, 175.11) 12/21/2021   14:56:45  ( -81.09, 175.14)    0.64                26
 12/21/2021   15:46:59   (  81.11, -16.97) 12/21/2021   15:46:10  (  81.11, -16.86)    1.94                49
 12/24/2021   10:30:42   ( -81.08,-118.65) 12/24/2021   10:31:00  ( -81.07,-118.60)    1.03                18