Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-B
TLE Epoch: 2021 12 11.  Predictions up to the next  14.0 days:

     Date     Time(LANDSAT-8) LANDSAT-8 Lat/Lon Date Time(METOP-B) METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 12/11/2021   20:05:46   (  81.13, -81.53) 12/11/2021   20:05:12  (  81.13, -81.53)    0.55                34
 12/11/2021   20:55:10   ( -81.17,  86.79) 12/11/2021   20:55:49  ( -81.16,  86.77)    0.76                39
 12/14/2021   15:39:59   (  81.14, -14.80) 12/14/2021   15:39:32  (  81.14, -14.89)    1.65                27
 12/14/2021   16:29:25   ( -81.17, 153.18) 12/14/2021   16:30:11  ( -81.16, 153.04)    2.46                46
 12/17/2021   11:14:14   (  81.14,  51.53) 12/17/2021   11:13:54  (  81.13,  51.36)    2.95                20
 12/17/2021   12:03:40   ( -81.16,-140.47) 12/17/2021   12:04:32  ( -81.17,-140.32)    2.62                52
 12/20/2021   06:48:28   (  81.15, 118.19) 12/20/2021   06:48:14  (  81.15, 118.35)    2.69                14
 12/20/2021   07:37:54   ( -81.17, -73.79) 12/20/2021   07:38:53  ( -81.17, -73.70)    1.56                59
 12/23/2021   02:22:42   (  81.14,-175.56) 12/23/2021   02:22:35  (  81.15,-175.45)    2.04                 7