Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2020 1 11.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 01/11/2020   19:33:28   (   0.00,-137.20) (  -0.31,-135.58)  183.34                80
 01/12/2020   07:52:13   (   0.00,-137.18) (  -0.74,-140.78)  408.92                80
 01/14/2020   07:40:01   (  -0.01,-137.16) (  -0.15,-137.82)   74.80                80
 01/16/2020   07:30:29   (  -0.01,-137.13) (   0.45,-134.85)  258.87                80
 01/16/2020   19:49:05   (   0.00,-137.14) (   0.61,-140.02)  327.13                80
 01/18/2020   19:36:53   (   0.01,-137.11) (   0.02,-137.05)    6.66                80
 01/20/2020   19:27:22   (   0.01,-137.07) (  -0.62,-134.10)  337.96                80
 01/21/2020   07:46:07   (   0.00,-137.05) (  -0.45,-139.30)  254.86                80
 01/23/2020   07:36:35   (  -0.00,-137.01) (   0.13,-136.33)   76.61                80