Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2015 5 21.  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)
 05/23/2015   07:55:09   (  81.16, 101.77) 05/23/2015   07:54:00  (  81.17, 101.59)    3.08                69
 05/23/2015   08:44:34   ( -81.21, -89.85) 05/23/2015   08:44:37  ( -81.21, -89.68)    2.81                 3
 05/26/2015   03:29:24   (  81.18, 168.43) 05/26/2015   03:28:20  (  81.17, 168.25)    3.12                64
 05/26/2015   04:18:50   ( -81.20, -23.54) 05/26/2015   04:18:58  ( -81.20, -23.39)    2.60                 8
 05/28/2015   23:03:38   (  81.18,-125.05) 05/28/2015   23:02:39  (  81.18,-125.15)    1.65                59
 05/28/2015   23:53:04   ( -81.21,  42.99) 05/28/2015   23:53:18  ( -81.20,  42.85)    2.58                14
 05/31/2015   18:37:53   (  81.18, -58.67) 05/31/2015   18:36:59  (  81.18, -58.60)    1.41                54
 05/31/2015   19:27:19   ( -81.20, 109.38) 05/31/2015   19:27:38  ( -81.20, 109.41)    0.51                19
 06/03/2015   14:12:07   (  81.19,   7.93) 06/03/2015   14:11:19  (  81.19,   7.89)    0.72                48