Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2020 1 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 01/27/2020   07:09:28   (  -0.01,-128.34) (  -0.37,-130.15)  205.23                80
 01/29/2020   06:59:59   (  -0.02,-128.30) (   0.22,-127.20)  125.32                80
 01/29/2020   19:21:15   (   0.02,-128.27) (   0.88,-132.36)  463.93                80
 01/31/2020   06:47:50   (  -0.02,-128.26) (   0.82,-124.25)  455.40                80
 01/31/2020   19:09:06   (   0.02,-128.23) (   0.29,-129.41)  134.06                80
 02/02/2020   18:54:18   (   0.02,-128.18) (  -0.37,-126.47)  195.19                80
 02/03/2020   07:15:42   (  -0.02,-128.18) (  -0.74,-131.66)  395.71                80
 02/05/2020   07:03:33   (  -0.01,-128.12) (  -0.14,-128.71)   67.44                80
 02/07/2020   06:54:05   (  -0.00,-128.05) (   0.46,-125.76)  259.92                80
 02/07/2020   19:15:21   (  -0.00,-128.02) (   0.59,-130.93)  329.97                80
 02/09/2020   19:03:12   (   0.00,-127.95) (  -0.01,-127.98)    3.64                80