Simultaneous Nadir Overpasses (SNOs) between METOP-B and TERRA
TLE Epoch: 2021 2 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)
 02/15/2021   19:50:33   (  81.30, -71.31) 02/15/2021   19:50:57  (  81.30, -71.16)    2.46                24
 02/15/2021   20:41:12   ( -81.31,  96.94) 02/15/2021   20:40:23  ( -81.31,  96.76)    3.04                49
 02/18/2021   15:24:54   (  81.30,  -4.72) 02/18/2021   15:25:10  (  81.29,  -4.80)    1.63                16
 02/18/2021   16:15:34   ( -81.31, 163.16) 02/18/2021   16:14:36  ( -81.31, 163.15)    0.21                58
 02/21/2021   10:59:14   (  81.30,  61.86) 02/21/2021   10:59:21  (  81.31,  61.92)    1.07                 7
 02/21/2021   11:49:55   ( -81.31,-130.63) 02/21/2021   11:48:48  ( -81.30,-130.49)    2.36                67
 02/24/2021   05:42:56   ( -81.30, -39.31) 02/24/2021   05:44:08  ( -81.30, -39.44)    2.19                72
 02/24/2021   06:33:36   (  81.30, 128.03) 02/24/2021   06:33:34  (  81.30, 128.22)    3.17                 2
 02/24/2021   07:23:43   ( -81.28, -51.08) 02/24/2021   07:22:37  ( -81.69, -54.66)   74.78                66
 02/27/2021   01:17:18   ( -81.30,  26.86) 02/27/2021   01:18:21  ( -81.29,  26.85)    0.67                63