Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2019 5 17.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 05/18/2019   06:57:35   (   0.11,-128.38) (   0.39,-127.18)  137.69                80
 05/18/2019   19:18:50   (  -0.11,-128.42) (   0.73,-132.33)  444.38                80
 05/20/2019   06:45:23   (   0.12,-128.40) (   0.99,-124.22)  475.76                80
 05/20/2019   19:06:39   (  -0.11,-128.44) (   0.07,-129.38)  106.34                80
 05/22/2019   18:57:07   (  -0.12,-128.46) (  -0.53,-126.42)  231.25                80
 05/23/2019   07:18:31   (   0.11,-128.43) (  -0.58,-131.61)  362.01                80
 05/25/2019   07:06:20   (   0.12,-128.44) (   0.08,-128.66)   24.91                80
 05/27/2019   06:51:28   (   0.13,-128.44) (   0.69,-125.70)  311.99                80
 05/27/2019   19:15:24   (  -0.12,-128.48) (   0.37,-130.86)  270.82                80
 05/29/2019   19:00:32   (  -0.12,-128.48) (  -0.24,-127.90)   65.83                80