Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2018 10 31.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 10/31/2018   19:16:10   (  -0.29,-133.59) (  -0.78,-131.25)  266.06                80
 11/01/2018   07:34:53   (   0.29,-133.21) (  -0.37,-136.43)  364.97                80
 11/02/2018   19:03:51   (  -0.29,-131.93) (  -1.07,-128.21)  423.07                80
 11/03/2018   07:22:34   (   0.28,-131.55) (  -0.08,-133.39)  208.20                80
 11/05/2018   07:10:15   (   0.28,-129.89) (   0.21,-130.35)   51.67                80
 11/07/2018   07:00:35   (   0.28,-128.23) (   0.46,-127.31)  104.51                80
 11/09/2018   06:48:16   (   0.27,-126.56) (   0.77,-124.28)  260.49                80
 11/09/2018   19:09:29   (  -0.26,-126.12) (   0.44,-129.41)  373.94                80
 11/11/2018   06:35:56   (   0.27,-124.89) (   1.03,-121.23)  416.11                80
 11/11/2018   18:57:09   (  -0.26,-124.45) (   0.17,-126.36)  218.19                80
 11/13/2018   18:42:10   (  -0.25,-122.78) (  -0.16,-123.33)   62.74                80