Simultaneous Nadir Overpasses (SNOs) between METOP-B and TERRA
TLE Epoch: 2017 12 14.  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)
 12/15/2017   06:28:04   ( -81.31, -49.63) 12/15/2017   06:28:27  ( -81.30, -49.70)    1.50                23
 12/15/2017   07:18:43   (  81.32, 118.41) 12/15/2017   07:17:52  (  81.32, 118.35)    1.10                51
 12/18/2017   02:02:27   ( -81.31,  16.74) 12/18/2017   02:02:40  ( -81.31,  16.83)    1.55                13
 12/18/2017   02:53:06   (  81.32,-175.27) 12/18/2017   02:52:05  (  81.33,-175.13)    2.55                61
 12/20/2017   21:36:50   ( -81.31,  83.09) 12/20/2017   21:36:53  ( -81.30,  83.24)    2.50                 3
 12/20/2017   22:27:28   (  81.32,-108.58) 12/20/2017   22:26:18  (  81.32,-108.74)    2.86                70
 12/23/2017   16:20:31   (  81.31, -17.58) 12/23/2017   16:21:38  (  81.31, -17.76)    3.08                67
 12/23/2017   17:11:12   ( -81.31, 149.81) 12/23/2017   17:11:05  ( -81.32, 149.90)    1.42                 7
 12/26/2017   11:54:53   (  81.31,  48.69) 12/26/2017   11:55:49  (  81.32,  48.77)    1.60                56