Simultaneous Nadir Overpasses (SNOs) between METOP-B and TERRA
TLE Epoch: 2021 3 15.  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)
 03/15/2021   22:43:22   ( -81.31,  65.75) 03/15/2021   22:43:43  ( -81.30,  65.63)    1.98                21
 03/15/2021   23:34:02   (  81.31,-126.71) 03/15/2021   23:33:09  (  81.31,-126.62)    1.57                53
 03/18/2021   18:17:42   ( -81.31, 132.18) 03/18/2021   18:17:55  ( -81.31, 132.11)    1.13                13
 03/18/2021   19:08:22   (  81.31, -60.28) 03/18/2021   19:07:21  (  81.31, -60.17)    1.85                61
 03/21/2021   13:52:03   ( -81.31,-161.42) 03/21/2021   13:52:08  ( -81.31,-161.46)    0.73                 5
 03/21/2021   14:42:43   (  81.31,   6.14) 03/21/2021   14:41:34  (  81.31,   6.24)    1.73                69
 03/24/2021   08:35:44   (  81.30,  97.27) 03/24/2021   08:36:54  (  81.30,  97.32)    0.94                70
 03/24/2021   09:26:24   ( -81.31, -95.03) 03/24/2021   09:26:21  ( -81.30, -95.07)    0.83                 3
 03/27/2021   04:10:04   (  81.30, 163.64) 03/27/2021   04:11:06  (  81.30, 163.64)    0.32                62