Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2019 8 13.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 08/13/2019   19:27:41   (   0.02,-137.20) (  -0.61,-134.11)  350.37                80
 08/14/2019   07:49:04   (  -0.03,-137.19) (  -0.49,-139.30)  240.35                80
 08/16/2019   07:34:14   (  -0.02,-137.18) (   0.18,-136.36)   94.20                80
 08/16/2019   19:55:28   (   0.03,-137.17) (   0.95,-141.51)  492.65                80
 08/18/2019   07:22:02   (  -0.02,-137.16) (   0.79,-133.40)  428.28                80
 08/18/2019   19:43:16   (   0.03,-137.15) (   0.34,-138.55)  158.63                80
 08/20/2019   19:33:44   (   0.03,-137.13) (  -0.27,-135.59)  174.95                80
 08/21/2019   07:55:08   (  -0.03,-137.12) (  -0.83,-140.78)  415.95                80
 08/23/2019   07:42:56   (  -0.03,-137.09) (  -0.21,-137.82)   83.38                80
 08/25/2019   07:28:04   (  -0.04,-137.05) (   0.41,-134.86)  248.34                80
 08/25/2019   19:49:20   (   0.04,-137.03) (   0.67,-140.02)  339.52                80