Simultaneous Nadir Overpasses (SNOs) between METOP-A and TERRA
TLE Epoch: 2021 4 9.  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)
 04/09/2021   12:43:20   ( -81.33,-143.92) 04/09/2021   12:43:55  ( -81.33,-144.11)    3.23                35
 04/09/2021   13:34:01   (  81.33,  23.46) 04/09/2021   13:33:22  (  81.32,  23.28)    3.33                39
 04/12/2021   08:17:41   ( -81.34, -77.81) 04/12/2021   08:18:08  ( -81.32, -77.79)    1.77                27
 04/12/2021   09:08:21   (  81.33,  89.92) 04/12/2021   09:07:34  (  81.33,  89.96)    0.81                47
 04/15/2021   03:52:01   ( -81.32, -10.95) 04/15/2021   03:52:21  ( -81.34, -11.12)    3.31                20
 04/15/2021   04:42:42   (  81.32, 156.36) 04/15/2021   04:41:48  (  81.32, 156.22)    2.34                54
 04/17/2021   23:26:23   ( -81.33,  55.12) 04/17/2021   23:26:35  ( -81.33,  55.13)    0.51                12
 04/18/2021   00:17:03   (  81.32,-137.22) 04/18/2021   00:16:01  (  81.33,-137.17)    1.40                62
 04/20/2021   19:00:43   ( -81.33, 121.56) 04/20/2021   19:00:47  ( -81.34, 121.73)    3.00                 4