Simultaneous Nadir Overpasses (SNOs) between METOP-B and TERRA
TLE Epoch: 2017 12 4.  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   19:44:57   ( -81.31, 111.06) 12/06/2017   19:45:47  ( -81.31, 111.10)    0.67                50
 12/06/2017   20:35:37   (  81.31, -81.24) 12/06/2017   20:35:13  (  81.31, -81.21)    0.68                24
 12/09/2017   15:19:20   ( -81.31, 177.48) 12/09/2017   15:20:01  ( -81.30, 177.51)    0.66                41
 12/09/2017   16:10:00   (  81.31, -14.87) 12/09/2017   16:09:27  (  81.31, -14.82)    1.09                33
 12/12/2017   10:53:41   ( -81.31,-115.72) 12/12/2017   10:54:13  ( -81.32,-115.75)    0.83                32
 12/12/2017   11:44:21   (  81.32,  51.88) 12/12/2017   11:43:39  (  81.32,  51.91)    0.59                42
 12/15/2017   06:28:04   ( -81.31, -49.34) 12/15/2017   06:28:27  ( -81.31, -49.44)    1.60                23
 12/15/2017   07:18:44   (  81.32, 118.22) 12/15/2017   07:17:53  (  81.31, 118.20)    0.43                51
 12/18/2017   02:02:27   ( -81.31,  17.01) 12/18/2017   02:02:40  ( -81.32,  17.20)    3.28                13