Simultaneous Nadir Overpasses (SNOs) between METOP-A and TERRA
TLE Epoch: 2018 4 22.  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)
 04/22/2018   12:15:17   (  81.41,  45.86) 04/22/2018   12:15:21  (  81.42,  45.69)    2.98                 4
 04/22/2018   13:05:58   ( -81.41,-146.79) 04/22/2018   13:04:48  ( -81.41,-146.79)    0.17                70
 04/25/2018   07:49:35   (  81.41, 111.89) 04/25/2018   07:49:38  (  81.41, 112.00)    1.93                 3
 04/25/2018   08:40:15   ( -81.41, -80.34) 04/25/2018   08:39:05  ( -81.41, -80.47)    2.24                70
 04/28/2018   03:23:53   (  81.41, 178.29) 04/28/2018   03:23:56  (  81.40, 178.23)    1.43                 3
 04/28/2018   04:14:33   ( -81.41, -13.91) 04/28/2018   04:13:22  ( -81.42, -13.84)    1.22                71
 04/30/2018   22:07:59   ( -81.21,  66.33) 04/30/2018   22:09:02  ( -81.08,  71.40)   88.09                63
 04/30/2018   22:58:11   (  81.41,-115.31) 04/30/2018   22:58:13  (  81.41,-115.24)    1.28                 2
 04/30/2018   23:48:51   ( -81.41,  52.51) 04/30/2018   23:47:40  ( -81.40,  52.32)    3.32                71
 05/03/2018   17:41:58   ( -81.37, 139.71) 05/03/2018   17:43:12  ( -81.22, 140.05)   18.41                74
 05/03/2018   18:32:28   (  81.41, -48.93) 05/03/2018   18:32:29  (  81.41, -48.79)    2.29                 1