Simultaneous Nadir Overpasses (SNOs) between METOP-B and TERRA
TLE Epoch: 2017 12 6.  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)
 12/06/2017   19:44:56   ( -81.31, 111.21) 12/06/2017   19:45:46  ( -81.32, 111.27)    1.30                50
 12/06/2017   20:35:36   (  81.31, -81.08) 12/06/2017   20:35:12  (  81.32, -80.99)    1.73                24
 12/09/2017   15:19:19   ( -81.31, 177.63) 12/09/2017   15:20:00  ( -81.32, 177.76)    2.39                41
 12/09/2017   16:09:59   (  81.31, -14.71) 12/09/2017   16:09:26  (  81.32, -14.52)    3.33                33
 12/12/2017   10:53:42   ( -81.31,-115.98) 12/12/2017   10:54:15  ( -81.30,-116.16)    3.24                33
 12/12/2017   11:44:21   (  81.32,  52.04) 12/12/2017   11:43:40  (  81.32,  51.93)    1.83                41
 12/15/2017   06:28:04   ( -81.31, -49.22) 12/15/2017   06:28:28  ( -81.32, -49.34)    2.11                24
 12/15/2017   07:18:43   (  81.32, 118.36) 12/15/2017   07:17:53  (  81.32, 118.36)    0.63                50
 12/18/2017   02:02:26   ( -81.31,  17.13) 12/18/2017   02:02:41  ( -81.32,  17.09)    0.94                15