Simultaneous Nadir Overpasses (SNOs) between METOP-B and TERRA
TLE Epoch: 2017 12 28.  Predictions up to the next  14.0 days:

     Date     Time(METOP-B) METOP-B Lat/Lon Date Time(TERRA) TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 12/29/2017   07:29:16   (  81.31, 115.05) 12/29/2017   07:30:20  (  81.30, 114.86)    3.33                64
 12/29/2017   08:19:56   ( -81.32, -77.19) 12/29/2017   08:19:46  ( -81.32, -77.20)    0.36                10
 01/01/2018   03:03:38   (  81.31,-178.73) 01/01/2018   03:04:35  (  81.30,-178.74)    0.85                57
 01/01/2018   03:54:18   ( -81.32, -10.93) 01/01/2018   03:54:01  ( -81.32, -10.78)    2.55                17
 01/03/2018   22:38:00   (  81.31,-112.13) 01/03/2018   22:38:50  (  81.32,-111.95)    3.18                50
 01/03/2018   23:28:40   ( -81.32,  55.70) 01/03/2018   23:28:17  ( -81.32,  55.65)    0.90                23
 01/06/2018   18:12:22   (  81.31, -45.55) 01/06/2018   18:13:06  (  81.32, -45.53)    0.79                44
 01/06/2018   19:03:03   ( -81.32, 121.92) 01/06/2018   19:02:33  ( -81.32, 122.09)    2.82                30
 01/09/2018   13:46:43   (  81.32,  21.01) 01/09/2018   13:47:21  (  81.32,  20.91)    1.83                38