Simultaneous Nadir Overpasses (SNOs) between METOP-B and TERRA
TLE Epoch: 2021 2 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)
 02/18/2021   15:24:53   (  81.30,  -4.52) 02/18/2021   15:25:09  (  81.30,  -4.60)    1.44                16
 02/18/2021   16:15:33   ( -81.31, 163.34) 02/18/2021   16:14:35  ( -81.32, 163.31)    0.86                58
 02/21/2021   10:59:15   (  81.30,  61.67) 02/21/2021   10:59:22  (  81.30,  61.73)    1.08                 7
 02/21/2021   11:49:55   ( -81.31,-130.45) 02/21/2021   11:48:48  ( -81.31,-130.32)    2.11                67
 02/24/2021   05:42:57   ( -81.30, -39.51) 02/24/2021   05:44:09  ( -81.29, -39.66)    2.63                72
 02/24/2021   06:33:36   (  81.30, 128.24) 02/24/2021   06:33:34  (  81.31, 128.41)    2.94                 2
 02/24/2021   07:23:42   ( -81.27, -50.50) 02/24/2021   07:22:39  ( -81.68, -55.30)   91.13                63
 02/27/2021   01:17:17   ( -81.30,  27.07) 02/27/2021   01:18:20  ( -81.30,  27.02)    0.74                63
 02/27/2021   02:07:56   (  81.31,-165.19) 02/27/2021   02:07:46  (  81.30,-165.31)    2.14                10
 03/01/2021   20:51:39   ( -81.30,  93.24) 03/01/2021   20:52:33  ( -81.29,  93.29)    1.02                54