Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2020 10 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 10/21/2020   07:34:12   (   0.05,-137.19) (   0.22,-136.35)   95.98                80
 10/21/2020   19:55:27   (  -0.05,-137.18) (   0.89,-141.50)  491.18                80
 10/23/2020   07:22:00   (   0.04,-137.17) (   0.84,-133.39)  430.35                80
 10/23/2020   19:43:15   (  -0.04,-137.16) (   0.27,-138.54)  156.88                80
 10/25/2020   19:33:43   (  -0.03,-137.14) (  -0.35,-135.58)  177.24                80
 10/26/2020   07:55:07   (   0.03,-137.14) (  -0.76,-140.77)  413.25                80
 10/28/2020   07:42:55   (   0.03,-137.12) (  -0.13,-137.81)   79.49                80
 10/30/2020   07:28:03   (   0.03,-137.09) (   0.50,-134.86)  253.85                80
 10/30/2020   19:49:18   (  -0.03,-137.08) (   0.61,-140.01)  333.82                80
 11/01/2020   19:37:06   (  -0.03,-137.04) (  -0.02,-137.05)    1.30                80
 11/03/2020   19:27:34   (  -0.02,-137.00) (  -0.66,-134.10)  330.45                80