Simultaneous Nadir Overpasses (SNOs) between METOP-B and TERRA
TLE Epoch: 2021 4 3.  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)
 04/04/2021   14:53:06   (  81.31,   3.05) 04/04/2021   14:53:45  (  81.31,   3.17)    2.10                39
 04/04/2021   15:43:46   ( -81.31, 170.57) 04/04/2021   15:43:12  ( -81.31, 170.71)    2.28                34
 04/07/2021   10:27:26   (  81.31,  69.37) 04/07/2021   10:27:58  (  81.31,  69.54)    2.93                32
 04/07/2021   11:18:05   ( -81.32,-122.72) 04/07/2021   11:17:25  ( -81.31,-122.89)    3.13                40
 04/10/2021   06:01:46   (  81.31, 136.06) 04/10/2021   06:02:12  (  81.31, 135.88)    3.06                26
 04/10/2021   06:52:25   ( -81.32, -56.02) 04/10/2021   06:51:38  ( -81.32, -56.15)    2.16                47
 04/13/2021   01:36:07   (  81.31,-157.65) 04/13/2021   01:36:26  (  81.30,-157.80)    2.72                19
 04/13/2021   02:26:46   ( -81.32,  10.27) 04/13/2021   02:25:52  ( -81.32,  10.20)    1.28                54
 04/15/2021   21:10:27   (  81.31, -90.99) 04/15/2021   21:10:39  (  81.31, -91.13)    2.38                12