Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-B
TLE Epoch: 2017 7 20.  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)
 07/22/2017   22:02:41   ( -81.18,  70.32) 07/22/2017   22:02:06  ( -81.18,  70.16)    2.76                35
 07/22/2017   22:52:06   (  81.21,-121.57) 07/22/2017   22:52:44  (  81.21,-121.42)    2.58                38
 07/25/2017   17:36:56   ( -81.20, 137.01) 07/25/2017   17:36:24  ( -81.20, 137.11)    1.72                32
 07/25/2017   18:26:22   (  81.20, -55.28) 07/25/2017   18:27:04  (  81.21, -55.27)    0.22                42
 07/28/2017   13:11:13   ( -81.19,-156.70) 07/28/2017   13:10:45  ( -81.19,-156.71)    0.33                28
 07/28/2017   14:00:38   (  81.22,  11.36) 07/28/2017   14:01:24  (  81.21,  11.25)    2.04                46
 07/31/2017   08:45:30   ( -81.18, -90.43) 07/31/2017   08:45:06  ( -81.18, -90.55)    2.01                24
 07/31/2017   09:34:55   (  81.20,  77.59) 07/31/2017   09:35:44  (  81.21,  77.75)    2.79                49
 08/03/2017   04:19:45   ( -81.19, -23.83) 08/03/2017   04:19:24  ( -81.20, -23.64)    3.28                21