Simultaneous Nadir Overpasses (SNOs) between METOP-A and TERRA
TLE Epoch: 2021 3 19.  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)
 03/20/2021   20:33:33   (  81.33, -81.08) 03/20/2021   20:33:50  (  81.35, -81.18)    2.37                17
 03/20/2021   21:24:13   ( -81.33,  86.41) 03/20/2021   21:23:17  ( -81.34,  86.36)    1.85                56
 03/23/2021   16:07:54   (  81.34, -14.87) 03/23/2021   16:08:02  (  81.34, -14.79)    1.73                 8
 03/23/2021   16:58:34   ( -81.33, 152.63) 03/23/2021   16:57:29  ( -81.34, 152.78)    2.73                65
 03/26/2021   10:51:35   ( -81.34,-116.03) 03/26/2021   10:52:49  ( -81.34,-116.13)    1.73                74
 03/26/2021   11:42:15   (  81.33,  51.70) 03/26/2021   11:42:15  (  81.34,  51.57)    2.54                 0
 03/26/2021   12:32:55   ( -81.32,-140.77) 03/26/2021   12:31:42  ( -81.34,-140.84)    2.14                73
 03/29/2021   06:25:57   ( -81.35, -49.83) 03/29/2021   06:27:02  ( -81.33, -49.78)    1.85                65
 03/29/2021   07:16:37   (  81.33, 117.87) 03/29/2021   07:16:28  (  81.33, 117.88)    0.22                 9
 04/01/2021   02:00:17   ( -81.34,  16.74) 04/01/2021   02:01:13  ( -81.34,  16.90)    2.67                56