Simultaneous Nadir Overpasses (SNOs) between METOP-A and TERRA
TLE Epoch: 2021 7 18.  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   17:06:54   (  81.37, -33.16) 07/19/2021   17:08:07  (  81.21, -32.61)   19.69                73
 07/19/2021   17:57:29   ( -81.30, 136.25) 07/19/2021   17:57:30  ( -81.30, 136.43)    3.14                 1
 07/19/2021   18:48:10   (  81.29, -56.37) 07/19/2021   18:46:57  (  81.28, -56.21)    3.01                73
 07/22/2021   12:41:09   (  81.30,  35.17) 07/22/2021   12:42:14  (  81.29,  35.18)    0.56                65
 07/22/2021   13:31:49   ( -81.29,-157.32) 07/22/2021   13:31:41  ( -81.29,-157.25)    1.18                 8
 07/25/2021   08:15:30   (  81.30, 101.57) 07/25/2021   08:16:26  (  81.28, 101.44)    2.61                56
 07/25/2021   09:06:10   ( -81.29, -90.89) 07/25/2021   09:05:53  ( -81.28, -90.96)    1.41                17
 07/28/2021   03:49:51   (  81.29, 167.96) 07/28/2021   03:50:37  (  81.29, 168.05)    1.55                46
 07/28/2021   04:40:31   ( -81.29, -24.48) 07/28/2021   04:40:04  ( -81.29, -24.33)    2.65                27
 07/30/2021   23:24:11   (  81.29,-125.66) 07/30/2021   23:24:48  (  81.28,-125.74)    2.03                37