Simultaneous Nadir Overpasses (SNOs) between METOP-C and LANDSAT-8
TLE Epoch: 2021 7 6.  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)
 07/08/2021   16:22:21   (  81.16, -25.18) 07/08/2021   16:22:48  (  81.15, -25.16)    0.46                27
 07/08/2021   17:13:01   ( -81.17, 142.74) 07/08/2021   17:12:14  ( -81.17, 142.76)    0.46                47
 07/11/2021   11:56:41   (  81.16,  41.28) 07/11/2021   11:57:02  (  81.16,  41.41)    2.32                21
 07/11/2021   12:47:21   ( -81.18,-150.81) 07/11/2021   12:46:28  ( -81.18,-150.64)    2.93                53
 07/14/2021   07:31:01   (  81.17, 108.11) 07/14/2021   07:31:17  (  81.17, 107.95)    2.70                16
 07/14/2021   08:21:41   ( -81.19, -84.00) 07/14/2021   08:20:43  ( -81.19, -84.07)    1.22                58
 07/17/2021   03:05:22   (  81.17, 174.54) 07/17/2021   03:05:32  (  81.17, 174.46)    1.38                10
 07/17/2021   03:56:02   ( -81.19, -17.59) 07/17/2021   03:54:58  ( -81.19, -17.53)    1.20                64
 07/19/2021   22:39:42   (  81.17,-119.04) 07/19/2021   22:39:46  (  81.17,-119.06)    0.45                 4