Simultaneous Nadir Overpasses (SNOs) between METOP-A and TERRA
TLE Epoch: 2021 9 27.  Predictions up to the next  14.0 days:

     Date     Time(METOP-A) METOP-A Lat/Lon Date Time(TERRA) TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 09/28/2021   00:43:53   (  81.26,-146.22) 09/28/2021   00:44:15  (  81.26,-146.35)    2.37                22
 09/28/2021   01:34:34   ( -81.27,  21.03) 09/28/2021   01:33:42  ( -81.25,  21.20)    3.12                52
 09/30/2021   20:18:13   (  81.26, -79.86) 09/30/2021   20:18:27  (  81.26, -79.91)    0.95                14
 09/30/2021   21:08:53   ( -81.25,  87.79) 09/30/2021   21:07:54  ( -81.26,  87.67)    2.18                59
 10/03/2021   15:52:32   (  81.26, -13.52) 10/03/2021   15:52:38  (  81.26, -13.51)    0.64                 6
 10/03/2021   16:43:12   ( -81.25, 154.15) 10/03/2021   16:42:05  ( -81.25, 154.09)    1.25                67
 10/06/2021   10:36:11   ( -81.26,-114.36) 10/06/2021   10:37:23  ( -81.27,-114.44)    2.25                72
 10/06/2021   11:26:52   (  81.26,  52.81) 10/06/2021   11:26:50  (  81.25,  52.83)    1.40                 2
 10/06/2021   12:17:26   ( -81.15,-137.28) 10/06/2021   12:16:14  ( -81.32,-138.41)   26.96                72
 10/09/2021   06:10:31   ( -81.26, -48.04) 10/09/2021   06:11:35  ( -81.27, -48.12)    1.60                64