Simultaneous Nadir Overpasses (SNOs) between METOP-B and TERRA
TLE Epoch: 2021 7 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)
 07/20/2021   09:35:47   (  81.25,  80.82) 07/20/2021   09:36:55  (  81.24,  80.64)    3.25                68
 07/20/2021   10:26:27   ( -81.26,-111.50) 07/20/2021   10:26:21  ( -81.26,-111.46)    0.68                 6
 07/23/2021   05:10:10   (  81.25, 147.29) 07/23/2021   05:11:06  (  81.26, 147.30)    0.36                56
 07/23/2021   06:00:50   ( -81.26, -45.03) 07/23/2021   06:00:33  ( -81.25, -45.14)    2.21                17
 07/26/2021   00:44:34   (  81.24,-146.64) 07/26/2021   00:45:18  (  81.24,-146.44)    3.33                44
 07/26/2021   01:35:13   ( -81.26,  21.43) 07/26/2021   01:34:44  ( -81.26,  21.52)    1.42                29
 07/28/2021   20:18:55   (  81.25, -79.81) 07/28/2021   20:19:28  (  81.25, -79.84)    0.55                33
 07/28/2021   21:09:35   ( -81.26,  87.88) 07/28/2021   21:08:55  ( -81.25,  87.77)    2.07                40
 07/31/2021   15:53:18   (  81.25, -13.37) 07/31/2021   15:53:39  (  81.26, -13.26)    2.08                21