Simultaneous Nadir Overpasses (SNOs) between METOP-B and TERRA
TLE Epoch: 2019 4 21.  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)
 04/21/2019   10:11:08   ( -81.30,-105.51) 04/21/2019   10:11:12  ( -81.30,-105.57)    0.96                 4
 04/21/2019   11:01:48   (  81.31,  62.23) 04/21/2019   11:00:38  (  81.31,  62.27)    0.76                70
 04/24/2019   04:54:50   (  81.30, 153.50) 04/24/2019   04:56:00  (  81.31, 153.33)    2.94                70
 04/24/2019   05:45:31   ( -81.30, -39.29) 04/24/2019   05:45:27  ( -81.30, -39.17)    2.08                 4
 04/27/2019   00:29:14   (  81.30,-140.33) 04/27/2019   00:30:16  (  81.30,-140.28)    0.98                62
 04/27/2019   01:19:54   ( -81.30,  27.31) 04/27/2019   01:19:43  ( -81.30,  27.24)    1.32                11
 04/29/2019   20:03:37   (  81.30, -73.79) 04/29/2019   20:04:32  (  81.30, -73.89)    1.64                55
 04/29/2019   20:54:18   ( -81.30,  93.51) 04/29/2019   20:53:59  ( -81.30,  93.66)    2.63                19
 05/02/2019   15:38:00   (  81.30,  -7.66) 05/02/2019   15:38:47  (  81.30,  -7.49)    2.88                47