Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2021 4 2.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 04/03/2021   19:32:24   (   0.04,-137.20) (  -0.28,-135.57)  184.83                80
 04/04/2021   07:53:48   (  -0.04,-137.18) (  -0.82,-140.76)  407.97                80
 04/06/2021   07:41:36   (  -0.04,-137.16) (  -0.18,-137.81)   74.44                80
 04/08/2021   07:26:44   (  -0.04,-137.14) (   0.47,-134.86)  259.03                80
 04/08/2021   19:47:58   (   0.03,-137.15) (   0.65,-140.02)  326.39                80
 04/10/2021   19:38:27   (   0.03,-137.12) (  -0.00,-137.07)    7.40                80
 04/12/2021   19:26:14   (   0.03,-137.09) (  -0.59,-134.10)  339.81                80
 04/13/2021   07:47:37   (  -0.03,-137.07) (  -0.50,-139.30)  253.21                80
 04/15/2021   07:32:44   (  -0.03,-137.03) (   0.09,-136.34)   78.81                80