Simultaneous Nadir Overpasses (SNOs) between METOP-A and TERRA
TLE Epoch: 2021 7 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)
 07/19/2021   17:06:53   (  81.37, -33.04) 07/19/2021   17:08:06  (  81.22, -32.48)   18.52                73
 07/19/2021   17:57:28   ( -81.29, 136.36) 07/19/2021   17:57:29  ( -81.30, 136.55)    3.38                 1
 07/19/2021   18:48:09   (  81.29, -56.24) 07/19/2021   18:46:56  (  81.29, -56.09)    2.63                73
 07/22/2021   12:41:09   (  81.29,  35.29) 07/22/2021   12:42:14  (  81.30,  35.30)    0.76                65
 07/22/2021   13:31:49   ( -81.29,-157.21) 07/22/2021   13:31:41  ( -81.30,-157.14)    1.51                 8
 07/25/2021   08:15:30   (  81.29, 101.68) 07/25/2021   08:16:26  (  81.29, 101.56)    2.04                56
 07/25/2021   09:06:10   ( -81.29, -90.80) 07/25/2021   09:05:53  ( -81.29, -90.85)    1.02                17
 07/28/2021   03:49:50   (  81.29, 168.05) 07/28/2021   03:50:36  (  81.30, 168.17)    2.15                46
 07/28/2021   04:40:30   ( -81.28, -24.40) 07/28/2021   04:40:03  ( -81.30, -24.22)    3.41                27
 07/30/2021   23:24:11   (  81.29,-125.59) 07/30/2021   23:24:48  (  81.29,-125.63)    0.86                37