Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2017 1 13.  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)
 01/14/2017   04:26:11   ( -81.12, -26.88) 01/14/2017   04:25:18  ( -81.12, -26.92)    0.65                53
 01/14/2017   05:15:36   (  81.15, 141.22) 01/14/2017   05:15:57  (  81.14, 141.06)    2.84                21
 01/17/2017   00:00:25   ( -81.13,  39.71) 01/16/2017   23:59:39  ( -81.13,  39.86)    2.64                46
 01/17/2017   00:49:50   (  81.16,-152.21) 01/17/2017   00:50:18  (  81.15,-152.16)    0.94                28
 01/19/2017   19:34:38   ( -81.14, 106.27) 01/19/2017   19:34:00  ( -81.13, 106.25)    0.62                38
 01/19/2017   20:24:04   (  81.14, -86.04) 01/19/2017   20:24:40  (  81.14, -86.15)    1.92                36
 01/22/2017   15:08:52   ( -81.14, 172.80) 01/22/2017   15:08:21  ( -81.14, 172.99)    3.31                31
 01/22/2017   15:58:18   (  81.14, -19.54) 01/22/2017   15:59:01  (  81.15, -19.41)    2.39                43
 01/25/2017   10:43:07   ( -81.12,-121.08) 01/25/2017   10:42:44  ( -81.13,-121.04)    0.94                23