Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2019 10 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 10/22/2019   18:50:30   (  -0.29,-128.25) (  -1.02,-124.96)  374.77                80
 10/23/2019   07:11:54   (   0.29,-128.28) (  -0.12,-130.15)  213.38                80
 10/25/2019   06:57:04   (   0.29,-128.32) (   0.55,-127.21)  126.74                80
 10/25/2019   19:18:19   (  -0.28,-128.31) (   0.59,-132.36)  460.07                80
 10/27/2019   06:44:53   (   0.29,-128.35) (   1.14,-124.25)  466.41                80
 10/27/2019   19:06:09   (  -0.28,-128.35) (  -0.06,-129.41)  120.38                80
 10/29/2019   18:56:39   (  -0.28,-128.38) (  -0.69,-126.46)  218.74                80
 10/30/2019   07:18:04   (   0.28,-128.41) (  -0.40,-131.66)  368.92                80
 11/01/2019   07:05:54   (   0.27,-128.44) (   0.21,-128.71)   30.62                80
 11/03/2019   06:51:05   (   0.27,-128.46) (   0.87,-125.76)  307.18                80
 11/03/2019   19:12:20   (  -0.26,-128.44) (   0.29,-130.91)  280.94                80