Simultaneous Nadir Overpasses (SNOs) between METOP-A and TERRA
TLE Epoch: 2021 3 13.  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)
 03/15/2021   05:24:51   (  81.34, 145.94) 03/15/2021   05:25:25  (  81.34, 145.78)    2.66                34
 03/15/2021   06:15:30   ( -81.33, -46.57) 03/15/2021   06:14:51  ( -81.33, -46.67)    1.74                39
 03/18/2021   00:59:12   (  81.34,-147.83) 03/18/2021   00:59:37  (  81.34,-147.75)    1.51                25
 03/18/2021   01:49:52   ( -81.34,  19.69) 03/18/2021   01:49:04  ( -81.33,  19.83)    2.37                48
 03/20/2021   20:33:33   (  81.33, -81.23) 03/20/2021   20:33:50  (  81.34, -81.32)    1.52                17
 03/20/2021   21:24:13   ( -81.33,  86.31) 03/20/2021   21:23:17  ( -81.33,  86.28)    0.93                56
 03/23/2021   16:07:55   (  81.34, -15.04) 03/23/2021   16:08:03  (  81.33, -14.94)    1.88                 8
 03/23/2021   16:58:35   ( -81.33, 152.52) 03/23/2021   16:57:30  ( -81.33, 152.69)    2.86                65
 03/26/2021   10:51:35   ( -81.34,-116.16) 03/26/2021   10:52:49  ( -81.33,-116.23)    2.05                74
 03/26/2021   11:42:15   (  81.33,  51.52) 03/26/2021   11:42:15  (  81.33,  51.41)    1.84                 0