Simultaneous Nadir Overpasses (SNOs) between METOP-A and TERRA
TLE Epoch: 2021 7 17.  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   (  81.36, -32.98) 07/19/2021   17:08:06  (  81.23, -32.43)   18.03                73
 07/19/2021   17:57:28   ( -81.29, 136.43) 07/19/2021   17:57:30  ( -81.29, 136.24)    3.20                 2
 07/19/2021   18:48:09   (  81.29, -56.19) 07/19/2021   18:46:56  (  81.29, -56.03)    2.69                73
 07/22/2021   12:41:09   (  81.29,  35.35) 07/22/2021   12:42:14  (  81.30,  35.36)    1.33                65
 07/22/2021   13:31:49   ( -81.28,-157.13) 07/22/2021   13:31:41  ( -81.30,-157.06)    2.11                 8
 07/25/2021   08:15:30   (  81.29, 101.75) 07/25/2021   08:16:26  (  81.29, 101.62)    2.26                56
 07/25/2021   09:06:10   ( -81.28, -90.71) 07/25/2021   09:05:53  ( -81.29, -90.78)    1.63                17
 07/28/2021   03:49:50   (  81.29, 168.13) 07/28/2021   03:50:36  (  81.30, 168.22)    2.23                46
 07/28/2021   04:40:31   ( -81.29, -24.68) 07/28/2021   04:40:04  ( -81.28, -24.53)    2.93                27
 07/30/2021   23:24:11   (  81.29,-125.49) 07/30/2021   23:24:48  (  81.29,-125.58)    1.48                37