Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-B
TLE Epoch: 2021 7 18.  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)
 07/18/2021   14:31:37   ( -81.12,-177.95) 07/18/2021   14:31:21  ( -81.11,-178.13)    3.16                16
 07/18/2021   15:21:02   (  81.15,  -9.83) 07/18/2021   15:21:59  (  81.14,  -9.82)    0.55                57
 07/21/2021   10:05:53   ( -81.12,-111.49) 07/21/2021   10:05:43  ( -81.11,-111.65)    2.84                10
 07/21/2021   10:55:18   (  81.15,  56.60) 07/21/2021   10:56:21  (  81.14,  56.66)    1.06                63
 07/24/2021   05:40:10   ( -81.12, -45.03) 07/24/2021   05:40:06  ( -81.11, -45.19)    2.72                 4
 07/24/2021   06:29:35   (  81.15, 123.03) 07/24/2021   06:30:44  (  81.15, 123.12)    1.67                69
 07/27/2021   00:25:01   (  81.10,-146.60) 07/27/2021   00:23:49  (  81.10,-146.44)    2.78                72
 07/27/2021   01:14:27   ( -81.12,  21.43) 07/27/2021   01:14:29  ( -81.12,  21.27)    2.80                 2
 07/29/2021   19:59:17   (  81.10, -80.17) 07/29/2021   19:58:11  (  81.10, -80.00)    3.03                66