Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2021 7 19.  Predictions up to the next  14.0 days:

     Date     Time(LANDSAT-8) LANDSAT-8 Lat/Lon Date Time(METOP-A) METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 07/20/2021   17:36:51   ( -81.36, 139.96) 07/20/2021   17:36:34  ( -81.35, 139.97)    1.08                17
 07/20/2021   18:26:18   (  81.35, -52.66) 07/20/2021   18:27:15  (  81.35, -52.65)    0.31                57
 07/23/2021   13:11:08   ( -81.36,-153.64) 07/23/2021   13:10:55  ( -81.35,-153.60)    1.34                13
 07/23/2021   14:00:35   (  81.34,  13.71) 07/23/2021   14:01:36  (  81.35,  13.75)    0.77                61
 07/26/2021   08:45:24   ( -81.36, -87.26) 07/26/2021   08:45:15  ( -81.35, -87.20)    1.59                 9
 07/26/2021   09:34:51   (  81.34,  80.06) 07/26/2021   09:35:56  (  81.35,  80.14)    1.49                65
 07/29/2021   04:19:41   ( -81.35, -20.91) 07/29/2021   04:19:36  ( -81.34, -20.80)    2.03                 5
 07/29/2021   05:09:08   (  81.33, 146.37) 07/29/2021   05:10:17  (  81.34, 146.50)    2.47                69
 07/31/2021   23:04:30   (  81.36,-121.89) 07/31/2021   23:03:17  (  81.35,-122.02)    2.54                73
 07/31/2021   23:53:58   ( -81.35,  45.41) 07/31/2021   23:53:57  ( -81.34,  45.58)    2.80                 1