Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2021 1 28.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 01/29/2021   19:33:10   (  -0.00,-137.23) (  -0.34,-135.59)  186.75                80
 01/30/2021   07:54:34   (   0.00,-137.23) (  -0.76,-140.78)  404.04                80
 02/01/2021   07:42:22   (  -0.00,-137.24) (  -0.09,-137.83)   66.62                80
 02/03/2021   07:27:29   (  -0.00,-137.25) (   0.51,-134.87)  270.42                80
 02/03/2021   19:48:43   (   0.00,-137.25) (   0.59,-140.03)  315.14                80
 02/05/2021   19:39:11   (   0.00,-137.25) (  -0.02,-137.06)   20.98                80
 02/07/2021   19:26:58   (   0.01,-137.24) (  -0.63,-134.10)  356.19                80
 02/08/2021   07:48:21   (  -0.01,-137.23) (  -0.46,-139.30)  235.09                80
 02/10/2021   07:33:28   (  -0.01,-137.21) (   0.16,-136.34)   99.56                80
 02/10/2021   19:54:43   (   0.01,-137.21) (   0.95,-141.49)  486.79                80