Simultaneous Nadir Overpasses (SNOs) between METOP-A and TERRA
TLE Epoch: 2021 3 23.  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)
 03/23/2021   16:07:54   (  81.34, -14.90) 03/23/2021   16:08:02  (  81.34, -14.82)    1.47                 8
 03/23/2021   16:58:34   ( -81.33, 152.57) 03/23/2021   16:57:29  ( -81.34, 152.71)    2.30                65
 03/26/2021   10:51:35   ( -81.34,-116.10) 03/26/2021   10:52:49  ( -81.33,-116.21)    2.35                74
 03/26/2021   11:42:15   (  81.33,  51.67) 03/26/2021   11:42:15  (  81.34,  51.52)    2.56                 0
 03/26/2021   12:32:55   ( -81.32,-140.84) 03/26/2021   12:31:42  ( -81.33,-140.92)    1.77                73
 03/29/2021   06:25:56   ( -81.34, -49.52) 03/29/2021   06:27:01  ( -81.35, -49.50)    1.15                65
 03/29/2021   07:16:37   (  81.34, 117.83) 03/29/2021   07:16:28  (  81.33, 117.82)    0.71                 9
 04/01/2021   02:00:17   ( -81.34,  16.64) 04/01/2021   02:01:13  ( -81.34,  16.78)    2.27                56
 04/01/2021   02:50:57   (  81.33,-175.65) 04/01/2021   02:50:39  (  81.34,-175.54)    2.14                18
 04/03/2021   21:34:38   ( -81.34,  83.18) 04/03/2021   21:35:26  ( -81.33,  83.01)    2.92                48