Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2019 9 6.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 09/07/2019   06:59:46   (   0.26,-128.26) (   0.49,-127.14)  127.13                80
 09/07/2019   19:18:22   (  -0.28,-128.28) (   0.56,-132.31)  458.03                80
 09/09/2019   06:47:34   (   0.26,-128.22) (   1.13,-124.19)  459.41                80
 09/09/2019   19:06:09   (  -0.28,-128.24) (  -0.02,-129.34)  125.70                80
 09/11/2019   18:56:37   (  -0.27,-128.20) (  -0.66,-126.38)  206.32                80
 09/12/2019   07:15:21   (   0.29,-128.17) (  -0.44,-131.58)  387.86                80
 09/14/2019   07:03:09   (   0.29,-128.12) (   0.20,-128.62)   56.22                80
 09/16/2019   06:53:36   (   0.29,-128.08) (   0.79,-125.65)  275.14                80
 09/16/2019   19:12:12   (  -0.31,-128.08) (   0.27,-130.82)  311.17                80
 09/18/2019   19:02:39   (  -0.30,-128.03) (  -0.32,-127.85)   19.75                80