Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2019 9 15.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 09/15/2019   07:48:55   (  -0.01,-137.19) (  -0.43,-139.31)  240.46                80
 09/17/2019   07:34:05   (  -0.01,-137.20) (   0.19,-136.36)   96.07                80
 09/17/2019   19:55:21   (   0.01,-137.20) (   0.91,-141.52)  490.64                80
 09/19/2019   07:21:55   (  -0.02,-137.20) (   0.77,-133.40)  431.54                80
 09/19/2019   19:43:12   (   0.02,-137.20) (   0.29,-138.57)  155.45                80
 09/21/2019   19:33:44   (   0.03,-137.19) (  -0.34,-135.63)  178.33                80
 09/22/2019   07:55:09   (  -0.03,-137.19) (  -0.78,-140.83)  412.57                80
 09/24/2019   07:43:02   (  -0.03,-137.18) (  -0.16,-137.89)   80.60                80
 09/26/2019   07:28:16   (  -0.02,-137.15) (   0.46,-134.96)  250.29                80
 09/26/2019   19:49:33   (   0.02,-137.14) (   0.64,-140.12)  338.07                80
 09/28/2019   19:37:28   (   0.01,-137.12) (   0.03,-137.19)    8.40                80