Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-B
TLE Epoch: 2021 12 14.  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)
 12/14/2021   15:40:00   (  81.13, -14.98) 12/14/2021   15:39:33  (  81.13, -15.07)    1.62                27
 12/14/2021   16:29:26   ( -81.15, 152.97) 12/14/2021   16:30:12  ( -81.15, 152.83)    2.31                46
 12/17/2021   11:14:13   (  81.15,  51.71) 12/17/2021   11:13:53  (  81.14,  51.55)    2.98                20
 12/17/2021   12:03:39   ( -81.17,-140.32) 12/17/2021   12:04:31  ( -81.17,-140.16)    2.76                52
 12/20/2021   06:48:28   (  81.14, 118.00) 12/20/2021   06:48:14  (  81.15, 118.15)    2.68                14
 12/20/2021   07:37:54   ( -81.16, -74.01) 12/20/2021   07:38:53  ( -81.17, -73.92)    1.56                59
 12/23/2021   02:22:42   (  81.15,-175.38) 12/23/2021   02:22:35  (  81.15,-175.27)    1.96                 7
 12/23/2021   03:12:08   ( -81.17,  -7.37) 12/23/2021   03:13:14  ( -81.17,  -7.32)    0.86                66
 12/25/2021   21:07:30   ( -81.14,  83.20) 12/25/2021   21:06:16  ( -81.13,  83.25)    1.03                74
 12/25/2021   21:56:55   (  81.16,-108.80) 12/25/2021   21:56:55  (  81.16,-108.71)    1.65                 0