Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2021 8 8.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 08/09/2021   19:30:24   (  -0.02,-137.20) (  -0.36,-135.58)  184.43                80
 08/10/2021   07:49:08   (   0.03,-137.20) (  -0.73,-140.78)  406.86                80
 08/12/2021   07:36:55   (   0.03,-137.19) (  -0.08,-137.82)   71.18                80
 08/14/2021   07:27:21   (   0.03,-137.18) (   0.51,-134.86)  264.03                80
 08/14/2021   19:45:56   (  -0.03,-137.19) (   0.58,-140.02)  322.16                80
 08/16/2021   19:36:23   (  -0.02,-137.16) (  -0.07,-137.06)   12.29                80
 08/18/2021   19:24:09   (  -0.02,-137.13) (  -0.67,-134.10)  345.03                80
 08/19/2021   07:42:53   (   0.02,-137.12) (  -0.41,-139.30)  246.98                80
 08/21/2021   07:30:39   (   0.01,-137.09) (   0.19,-136.33)   86.15                80