Simultaneous Nadir Overpasses (SNOs) between METOP-A and TERRA
TLE Epoch: 2018 1 8.  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)
 01/11/2018   03:40:39   (  81.38, 173.60) 01/11/2018   03:41:36  (  81.39, 173.60)    0.27                57
 01/11/2018   04:31:19   ( -81.39, -18.69) 01/11/2018   04:31:03  ( -81.38, -18.88)    3.32                16
 01/13/2018   23:14:58   (  81.38,-120.03) 01/13/2018   23:15:51  (  81.39,-119.89)    2.56                53
 01/14/2018   00:05:38   ( -81.39,  47.68) 01/14/2018   00:05:18  ( -81.39,  47.66)    0.38                20
 01/16/2018   18:49:16   (  81.39, -53.29) 01/16/2018   18:50:06  (  81.39, -53.41)    2.17                50
 01/16/2018   19:39:57   ( -81.39, 114.03) 01/16/2018   19:39:33  ( -81.39, 114.16)    2.07                24
 01/19/2018   14:23:34   (  81.39,  13.05) 01/19/2018   14:24:20  (  81.39,  13.03)    0.84                46
 01/19/2018   15:14:14   ( -81.39,-179.23) 01/19/2018   15:13:47  ( -81.39,-179.38)    2.61                27
 01/22/2018   09:57:53   (  81.39,  79.38) 01/22/2018   09:58:35  (  81.39,  79.42)    0.84                42