Simultaneous Nadir Overpasses (SNOs) between METOP-A and TERRA
TLE Epoch: 2016 4 19.  Predictions up to the next  14.0 days:

     Date     Time(METOP-A) METOP-A Lat/Lon Date Time(TERRA) TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 04/21/2016   03:29:17   ( -81.31,  -4.73) 04/21/2016   03:29:23  ( -81.32,  -4.66)    1.26                 6
 04/21/2016   04:19:56   (  81.32, 163.19) 04/21/2016   04:18:49  (  81.32, 163.01)    2.98                67
 04/23/2016   23:03:40   ( -81.32,  61.83) 04/23/2016   23:03:44  ( -81.31,  61.66)    2.91                 4
 04/23/2016   23:54:20   (  81.32,-130.65) 04/23/2016   23:53:10  (  81.32,-130.68)    0.70                70
 04/26/2016   17:47:49   (  81.05, -49.39) 04/26/2016   17:49:02  (  80.73, -48.11)   42.70                73
 04/26/2016   18:38:03   ( -81.32, 128.37) 04/26/2016   18:38:05  ( -81.32, 128.21)    2.61                 2
 04/26/2016   19:28:43   (  81.32, -64.12) 04/26/2016   19:27:31  (  81.32, -64.14)    0.48                72
 04/29/2016   13:21:47   (  81.31,  26.70) 04/29/2016   13:23:00  (  81.32,  26.88)    3.09                73
 04/29/2016   14:12:26   ( -81.31,-165.52) 04/29/2016   14:12:26  ( -81.32,-165.39)    2.43                 0
 04/29/2016   15:03:05   (  81.32,   2.38) 04/29/2016   15:01:52  (  81.32,   2.25)    2.25                73
 05/02/2016   08:56:09   (  81.31,  93.17) 05/02/2016   08:57:22  (  81.31,  93.11)    1.01                73
 05/02/2016   09:46:49   ( -81.32, -99.06) 05/02/2016   09:46:49  ( -81.31, -99.14)    1.44                 0