Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-B
TLE Epoch: 2017 10 21.  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)
 10/23/2017   18:14:28   ( -81.11, 126.17) 10/23/2017   18:14:19  ( -81.12, 126.10)    1.32                 9
 10/23/2017   19:03:53   (  81.14, -65.72) 10/23/2017   19:04:58  (  81.14, -65.88)    2.72                65
 10/26/2017   13:00:05   (  79.61,   9.64) 10/26/2017   12:58:52  (  80.01,   7.74)   58.48                73
 10/26/2017   13:48:43   ( -81.12,-167.26) 10/26/2017   13:48:41  ( -81.13,-167.27)    0.31                 2
 10/26/2017   14:38:08   (  81.15,   0.82) 10/26/2017   14:39:20  (  81.15,   0.75)    1.12                72
 10/29/2017   08:33:32   (  81.11,  91.28) 10/29/2017   08:32:24  (  81.11,  91.34)    1.21                68
 10/29/2017   09:22:58   ( -81.13,-100.74) 10/29/2017   09:23:03  ( -81.13,-100.66)    1.41                 5
 11/01/2017   04:07:47   (  81.11, 157.74) 11/01/2017   04:06:46  (  81.12, 157.92)    3.32                61
 11/01/2017   04:57:13   ( -81.13, -34.26) 11/01/2017   04:57:25  ( -81.14, -34.08)    3.14                12
 11/03/2017   23:42:01   (  81.11,-135.84) 11/03/2017   23:41:08  (  81.11,-135.90)    1.00                53