Simultaneous Nadir Overpasses (SNOs) between METOP-A and TERRA
TLE Epoch: 2021 8 20.  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)
 08/22/2021   11:08:13   ( -81.27,-121.71) 08/22/2021   11:09:03  ( -81.28,-121.88)    3.01                50
 08/22/2021   11:58:54   (  81.27,  45.60) 08/22/2021   11:58:30  (  81.27,  45.49)    2.01                24
 08/25/2021   06:42:34   ( -81.28, -55.47) 08/25/2021   06:43:15  ( -81.28, -55.43)    0.92                41
 08/25/2021   07:33:15   (  81.28, 111.81) 08/25/2021   07:32:42  (  81.27, 111.91)    2.26                33
 08/28/2021   02:16:54   ( -81.27,  11.14) 08/28/2021   02:17:27  ( -81.28,  10.99)    3.20                33
 08/28/2021   03:07:35   (  81.27, 178.38) 08/28/2021   03:06:54  (  81.26, 178.29)    1.63                41
 08/30/2021   21:51:14   ( -81.27,  77.36) 08/30/2021   21:51:38  ( -81.28,  77.37)    0.91                24
 08/30/2021   22:41:55   (  81.28,-115.44) 08/30/2021   22:41:05  (  81.26,-115.35)    2.59                50
 09/02/2021   17:25:35   ( -81.28, 143.56) 09/02/2021   17:25:50  ( -81.27, 143.73)    2.84                15