Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2020 1 23.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 01/23/2020   07:36:54   (   0.01,-137.19) (   0.16,-136.42)   87.16                80
 01/23/2020   19:55:30   (  -0.02,-137.19) (   0.95,-141.58)  498.92                80
 01/25/2020   07:24:46   (   0.01,-137.17) (   0.82,-133.48)  420.13                80
 01/25/2020   19:43:22   (  -0.01,-137.18) (   0.29,-138.64)  166.01                80
 01/27/2020   19:33:53   (  -0.01,-137.15) (  -0.31,-135.69)  166.66                80
 01/28/2020   07:52:38   (   0.01,-137.14) (  -0.80,-140.88)  426.00                80
 01/29/2020   19:21:44   (  -0.01,-137.13) (  -0.91,-132.74)  498.99                80
 01/30/2020   07:40:29   (   0.01,-137.11) (  -0.19,-137.93)   93.85                80
 02/01/2020   07:31:01   (   0.01,-137.08) (   0.48,-135.00)  237.83                80
 02/01/2020   19:49:37   (  -0.02,-137.08) (   0.63,-140.15)  348.78                80
 02/03/2020   19:37:28   (  -0.02,-137.05) (   0.02,-137.20)   18.19                80
 02/05/2020   19:27:59   (  -0.02,-137.00) (  -0.59,-134.26)  311.46                80