Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-B
TLE Epoch: 2021 12 21.  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)
 12/23/2021   02:22:41   (  81.16,-175.27) 12/23/2021   02:22:34  (  81.16,-175.08)    3.29                 7
 12/23/2021   03:12:07   ( -81.18,  -7.32) 12/23/2021   03:13:13  ( -81.18,  -7.19)    2.32                66
 12/25/2021   21:07:30   ( -81.13,  83.13) 12/25/2021   21:06:17  ( -81.12,  82.96)    3.02                73
 12/25/2021   21:56:56   (  81.14,-109.18) 12/25/2021   21:56:57  (  81.14,-109.33)    2.52                 1
 12/25/2021   22:46:21   ( -81.18,  59.16) 12/25/2021   22:47:34  ( -81.18,  59.34)    3.17                73
 12/28/2021   16:41:44   ( -81.13, 149.53) 12/28/2021   16:40:38  ( -81.13, 149.45)    1.34                66
 12/28/2021   17:31:09   (  81.16, -42.44) 12/28/2021   17:31:17  (  81.15, -42.48)    0.86                 8
 12/31/2021   12:15:57   ( -81.12,-144.15) 12/31/2021   12:14:58  ( -81.13,-144.09)    1.22                59
 12/31/2021   13:05:22   (  81.15,  23.86) 12/31/2021   13:05:37  (  81.15,  23.95)    1.63                15
 01/03/2022   07:50:10   ( -81.13, -77.54) 01/03/2022   07:49:19  ( -81.13, -77.67)    2.21                51