Simultaneous Nadir Overpasses (SNOs) between METOP-B and TERRA
TLE Epoch: 2021 2 16.  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)
 02/18/2021   15:24:54   (  81.30,  -4.62) 02/18/2021   15:25:10  (  81.30,  -4.70)    1.52                16
 02/18/2021   16:15:34   ( -81.31, 163.25) 02/18/2021   16:14:36  ( -81.31, 163.23)    0.47                58
 02/21/2021   10:59:14   (  81.30,  61.95) 02/21/2021   10:59:21  (  81.31,  62.00)    1.12                 7
 02/21/2021   11:49:55   ( -81.31,-130.54) 02/21/2021   11:48:48  ( -81.31,-130.41)    2.18                67
 02/24/2021   05:42:56   ( -81.30, -39.23) 02/24/2021   05:44:08  ( -81.30, -39.38)    2.47                72
 02/24/2021   06:33:36   (  81.30, 128.12) 02/24/2021   06:33:34  (  81.30, 128.30)    2.91                 2
 02/24/2021   07:23:42   ( -81.27, -50.61) 02/24/2021   07:22:39  ( -81.67, -55.40)   90.85                63
 02/27/2021   01:17:18   ( -81.30,  26.95) 02/27/2021   01:18:21  ( -81.29,  26.91)    0.73                63
 02/27/2021   02:07:57   (  81.30,-165.32) 02/27/2021   02:07:47  (  81.29,-165.44)    2.28                10
 03/01/2021   20:51:38   ( -81.30,  93.49) 03/01/2021   20:52:32  ( -81.30,  93.54)    0.90                54