Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2021 5 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 05/28/2021   19:37:42   (   0.03,-137.19) (  -0.01,-137.06)   15.00                80
 05/30/2021   19:25:28   (   0.03,-137.17) (  -0.63,-134.10)  349.59                80
 05/31/2021   07:46:52   (  -0.03,-137.16) (  -0.46,-139.30)  242.52                80
 06/02/2021   07:31:58   (  -0.02,-137.14) (   0.17,-136.34)   92.10                80
 06/02/2021   19:53:13   (   0.02,-137.15) (   0.92,-141.49)  493.70                80
 06/04/2021   07:19:44   (  -0.02,-137.12) (   0.79,-133.37)  426.54                80
 06/04/2021   19:40:59   (   0.02,-137.13) (   0.29,-138.53)  159.32                80
 06/06/2021   19:31:24   (   0.02,-137.10) (  -0.28,-135.56)  174.66                80
 06/07/2021   07:52:48   (  -0.02,-137.09) (  -0.80,-140.76)  417.50                80
 06/09/2021   07:40:34   (  -0.01,-137.05) (  -0.16,-137.80)   84.57                80