Simultaneous Nadir Overpasses (SNOs) between METOP-B and TERRA
TLE Epoch: 2021 2 19.  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)
 02/21/2021   10:59:15   (  81.30,  61.83) 02/21/2021   10:59:23  (  81.30,  61.73)    1.79                 8
 02/21/2021   11:49:55   ( -81.31,-130.30) 02/21/2021   11:48:49  ( -81.31,-130.33)    0.61                66
 02/24/2021   05:42:56   ( -81.30, -39.37) 02/24/2021   05:44:09  ( -81.30, -39.45)    1.32                73
 02/24/2021   06:33:35   (  81.31, 128.40) 02/24/2021   06:33:35  (  81.30, 128.26)    2.48                 0
 02/24/2021   07:24:12   ( -81.33, -62.53) 02/24/2021   07:22:58  ( -81.38, -62.64)    6.13                74
 02/27/2021   01:17:17   ( -81.30,  27.21) 02/27/2021   01:18:22  ( -81.30,  27.07)    2.22                65
 02/27/2021   02:07:57   (  81.30,-165.43) 02/27/2021   02:07:48  (  81.30,-165.25)    3.07                 9
 03/01/2021   20:51:39   ( -81.30,  93.38) 03/01/2021   20:52:35  ( -81.31,  93.57)    3.32                56
 03/01/2021   21:42:18   (  81.30, -98.88) 03/01/2021   21:42:01  (  81.31, -98.78)    1.66                17
 03/04/2021   16:25:59   ( -81.30, 159.92) 03/04/2021   16:26:47  ( -81.31, 160.03)    1.95                48