Simultaneous Nadir Overpasses (SNOs) between METOP-A and TERRA
TLE Epoch: 2018 4 16.  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)
 04/16/2018   21:06:41   (  81.41, -86.95) 04/16/2018   21:06:45  (  81.41, -87.12)    2.81                 4
 04/16/2018   21:57:22   ( -81.41,  80.39) 04/16/2018   21:56:12  ( -81.41,  80.44)    0.86                70
 04/19/2018   16:40:59   (  81.41, -20.51) 04/19/2018   16:41:03  (  81.42, -20.67)    2.79                 4
 04/19/2018   17:31:40   ( -81.41, 146.86) 04/19/2018   17:30:30  ( -81.41, 146.91)    0.73                70
 04/22/2018   12:15:16   (  81.41,  45.92) 04/22/2018   12:15:20  (  81.41,  45.73)    3.16                 4
 04/22/2018   13:05:57   ( -81.41,-146.68) 04/22/2018   13:04:47  ( -81.41,-146.67)    0.25                70
 04/25/2018   07:49:35   (  81.41, 111.93) 04/25/2018   07:49:38  (  81.41, 112.09)    2.66                 3
 04/25/2018   08:40:15   ( -81.41, -80.25) 04/25/2018   08:39:05  ( -81.41, -80.30)    0.88                70
 04/28/2018   03:23:53   (  81.41, 178.31) 04/28/2018   03:23:56  (  81.41, 178.40)    1.41                 3