Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2021 5 11.  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)
 05/11/2021   09:09:37   (  81.40,  87.40) 05/11/2021   09:08:24  (  81.40,  87.25)    2.37                73
 05/11/2021   09:59:04   ( -81.39,-105.04) 05/11/2021   09:59:04  ( -81.39,-105.11)    1.31                 0
 05/11/2021   10:48:31   (  81.38,  62.34) 05/11/2021   10:49:44  (  81.38,  62.53)    3.20                73
 05/14/2021   04:43:54   (  81.38, 153.53) 05/14/2021   04:42:45  (  81.39, 153.68)    2.90                69
 05/14/2021   05:33:20   ( -81.40, -38.50) 05/14/2021   05:33:25  ( -81.38, -38.65)    3.03                 5
 05/17/2021   00:18:11   (  81.38,-139.98) 05/17/2021   00:17:07  (  81.39,-139.91)    1.52                64
 05/17/2021   01:07:38   ( -81.38,  27.63) 05/17/2021   01:07:47  ( -81.38,  27.79)    2.71                 9
 05/19/2021   19:52:28   (  81.38, -73.53) 05/19/2021   19:51:29  (  81.39, -73.52)    0.56                59
 05/19/2021   20:41:55   ( -81.38,  94.11) 05/19/2021   20:42:09  ( -81.38,  94.21)    1.92                14
 05/22/2021   15:26:44   (  81.38,  -7.10) 05/22/2021   15:25:50  (  81.39,  -7.14)    0.80                54