Simultaneous Nadir Overpasses (SNOs) between METOP-B and TERRA
TLE Epoch: 2017 12 17.  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)
 12/18/2017   02:02:26   ( -81.31,  17.03) 12/18/2017   02:02:44  ( -81.31,  16.89)    2.45                18
 12/18/2017   02:53:06   (  81.32,-175.35) 12/18/2017   02:52:10  (  81.32,-175.33)    0.32                56
 12/20/2017   21:36:49   ( -81.31,  83.38) 12/20/2017   21:37:04  ( -81.30,  83.23)    2.70                15
 12/20/2017   22:27:29   (  81.32,-109.05) 12/20/2017   22:26:30  (  81.31,-109.01)    0.95                59
 12/23/2017   17:11:12   ( -81.31, 149.70) 12/23/2017   17:11:26  ( -81.31, 149.82)    1.97                14
 12/23/2017   18:01:51   (  81.32, -42.38) 12/23/2017   18:00:52  (  81.32, -42.43)    0.80                59
 12/26/2017   12:45:33   ( -81.32,-143.61) 12/26/2017   12:45:50  ( -81.32,-143.72)    1.94                17
 12/26/2017   13:36:13   (  81.32,  23.88) 12/26/2017   13:35:16  (  81.32,  24.03)    2.55                57
 12/29/2017   08:19:56   ( -81.31, -77.33) 12/29/2017   08:20:18  ( -81.31, -77.39)    1.04                22