Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2017 6 29.  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)
 07/01/2017   22:33:27   (  81.21,-117.00) 07/01/2017   22:33:11  (  81.21,-117.03)    0.67                16
 07/01/2017   23:22:53   ( -81.22,  50.92) 07/01/2017   23:23:50  ( -81.23,  50.92)    0.57                57
 07/04/2017   18:07:41   (  81.22, -50.29) 07/04/2017   18:07:30  (  81.22, -50.26)    0.54                11
 07/04/2017   18:57:07   ( -81.24, 117.66) 07/04/2017   18:58:09  ( -81.24, 117.73)    1.14                62
 07/07/2017   13:41:57   (  81.22,  16.03) 07/07/2017   13:41:51  (  81.22,  16.12)    1.63                 6
 07/07/2017   14:31:23   ( -81.24,-175.99) 07/07/2017   14:32:30  ( -81.24,-175.85)    2.37                67
 07/10/2017   08:26:55   ( -81.02, -88.26) 07/10/2017   08:25:41  ( -81.10, -88.48)    9.91                74
 07/10/2017   09:16:12   (  81.23,  82.69) 07/10/2017   09:16:11  (  81.23,  82.87)    2.96                 1
 07/10/2017   10:05:39   ( -81.23,-109.67) 07/10/2017   10:06:52  ( -81.23,-109.83)    2.68                73
 07/13/2017   04:01:01   ( -81.22, -18.69) 07/13/2017   03:59:52  ( -81.21, -18.69)    0.61                69