Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2017 12 26.  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)
 12/26/2017   04:13:43   (  81.28, 158.94) 12/26/2017   04:12:43  (  81.28, 159.12)    3.03                60
 12/26/2017   05:03:10   ( -81.28, -33.52) 12/26/2017   05:03:24  ( -81.28, -33.48)    0.96                14
 12/28/2017   23:47:58   (  81.27,-134.84) 12/28/2017   23:47:03  (  81.27,-134.81)    0.53                55
 12/29/2017   00:37:24   ( -81.29,  33.10) 12/29/2017   00:37:43  ( -81.28,  32.98)    1.94                19
 12/31/2017   19:22:11   (  81.28, -68.28) 12/31/2017   19:21:21  (  81.27, -68.37)    1.57                50
 12/31/2017   20:11:37   ( -81.29,  99.68) 12/31/2017   20:12:00  ( -81.29,  99.82)    2.47                23
 01/03/2018   14:56:25   (  81.28,  -1.77) 01/03/2018   14:55:40  (  81.27,  -1.95)    3.09                45
 01/03/2018   15:45:51   ( -81.30, 166.21) 01/03/2018   15:46:19  ( -81.30, 166.26)    0.96                28
 01/06/2018   10:30:39   (  81.28,  64.71) 01/06/2018   10:29:58  (  81.28,  64.86)    2.55                41