Simultaneous Nadir Overpasses (SNOs) between METOP-B and TERRA
TLE Epoch: 2021 3 20.  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)
 03/21/2021   13:52:03   ( -81.31,-161.45) 03/21/2021   13:52:08  ( -81.31,-161.48)    0.66                 5
 03/21/2021   14:42:43   (  81.31,   6.15) 03/21/2021   14:41:34  (  81.31,   6.26)    1.95                69
 03/24/2021   08:35:44   (  81.30,  97.29) 03/24/2021   08:36:54  (  81.31,  97.36)    1.35                70
 03/24/2021   09:26:24   ( -81.31, -95.05) 03/24/2021   09:26:21  ( -81.30, -95.07)    0.63                 3
 03/27/2021   04:10:04   (  81.30, 163.68) 03/27/2021   04:11:06  (  81.30, 163.71)    0.48                62
 03/27/2021   05:00:44   ( -81.31, -28.66) 03/27/2021   05:00:33  ( -81.30, -28.70)    1.04                11
 03/29/2021   23:44:25   (  81.30,-129.94) 03/29/2021   23:45:19  (  81.30,-129.98)    0.91                54
 03/30/2021   00:35:04   ( -81.31,  38.10) 03/30/2021   00:34:45  ( -81.32,  38.02)    1.45                19
 04/01/2021   19:18:45   (  81.31, -63.19) 04/01/2021   19:19:31  (  81.31, -63.32)    2.26                46