Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2017 5 6.  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)
 05/06/2017   15:57:28   ( -81.19, 161.70) 05/06/2017   15:56:58  ( -81.19, 161.56)    2.28                30
 05/06/2017   16:46:53   (  81.22, -30.18) 05/06/2017   16:47:36  (  81.22, -30.14)    0.68                43
 05/09/2017   11:31:44   ( -81.20,-131.67) 05/09/2017   11:31:18  ( -81.20,-131.85)    3.23                26
 05/09/2017   12:21:10   (  81.21,  36.06) 05/09/2017   12:21:57  (  81.21,  36.05)    0.27                47
 05/12/2017   07:06:02   ( -81.19, -65.43) 05/12/2017   07:05:39  ( -81.20, -65.28)    2.75                23
 05/12/2017   07:55:27   (  81.22, 102.64) 05/12/2017   07:56:18  (  81.22, 102.62)    0.40                51
 05/15/2017   02:40:19   ( -81.20,   1.14) 05/15/2017   02:40:00  ( -81.20,   1.28)    2.25                19
 05/15/2017   03:29:44   (  81.23, 169.20) 05/15/2017   03:30:39  (  81.22, 169.17)    0.67                55
 05/17/2017   22:14:35   ( -81.21,  67.70) 05/17/2017   22:14:20  ( -81.21,  67.82)    2.03                15