Simultaneous Nadir Overpasses (SNOs) between METOP-B and TERRA
TLE Epoch: 2021 6 28.  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)
 06/30/2021   17:25:47   ( -81.25, 143.49) 06/30/2021   17:27:00  ( -81.25, 143.39)    1.77                73
 06/30/2021   18:16:27   (  81.26, -49.06) 06/30/2021   18:16:26  (  81.26, -48.90)    2.60                 1
 06/30/2021   19:07:00   ( -81.31, 121.50) 06/30/2021   19:05:46  ( -81.40, 121.32)   10.73                74
 07/03/2021   13:00:10   ( -81.26,-149.94) 07/03/2021   13:01:12  ( -81.26,-150.06)    2.12                62
 07/03/2021   13:50:50   (  81.26,  17.50) 07/03/2021   13:50:38  (  81.26,  17.62)    2.04                12
 07/06/2021   08:34:33   ( -81.25, -83.78) 07/06/2021   08:35:24  ( -81.24, -83.93)    2.79                51
 07/06/2021   09:25:12   (  81.26,  84.04) 07/06/2021   09:24:49  (  81.26,  84.10)    1.11                23
 07/09/2021   04:08:56   ( -81.25, -17.25) 07/09/2021   04:09:35  ( -81.26, -17.09)    3.01                39
 07/09/2021   04:59:35   (  81.26, 150.56) 07/09/2021   04:59:01  (  81.26, 150.55)    0.27                34
 07/11/2021   23:43:19   ( -81.26,  49.26) 07/11/2021   23:43:47  ( -81.26,  49.34)    1.66                28