Simultaneous Nadir Overpasses (SNOs) between METOP-B and TERRA
TLE Epoch: 2021 3 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)
 03/18/2021   18:17:42   ( -81.31, 132.18) 03/18/2021   18:17:55  ( -81.31, 132.11)    1.08                13
 03/18/2021   19:08:22   (  81.31, -60.26) 03/18/2021   19:07:21  (  81.31, -60.14)    1.95                61
 03/21/2021   13:52:03   ( -81.31,-161.41) 03/21/2021   13:52:08  ( -81.31,-161.44)    0.58                 5
 03/21/2021   14:42:43   (  81.31,   6.16) 03/21/2021   14:41:34  (  81.31,   6.27)    1.90                69
 03/24/2021   08:35:44   (  81.30,  97.29) 03/24/2021   08:36:54  (  81.31,  97.36)    1.28                70
 03/24/2021   09:26:24   ( -81.31, -95.01) 03/24/2021   09:26:21  ( -81.31, -95.04)    0.55                 3
 03/27/2021   04:10:04   (  81.30, 163.68) 03/27/2021   04:11:06  (  81.30, 163.70)    0.31                62
 03/27/2021   05:00:44   ( -81.31, -28.64) 03/27/2021   05:00:33  ( -81.30, -28.68)    1.05                11
 03/29/2021   23:44:25   (  81.30,-129.95) 03/29/2021   23:45:19  (  81.29,-130.00)    1.20                54