Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2020 4 14.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 04/15/2020   18:50:48   (   0.28,-127.92) (  -0.37,-124.88)  345.75                80
 04/16/2020   07:12:12   (  -0.27,-127.90) (  -0.72,-130.07)  246.78                80
 04/18/2020   06:57:19   (  -0.27,-127.96) (  -0.10,-127.11)   96.32                80
 04/18/2020   19:18:35   (   0.27,-128.01) (   1.15,-132.27)  484.55                80
 04/20/2020   06:45:07   (  -0.27,-128.01) (   0.58,-124.15)  439.33                80
 04/20/2020   19:06:22   (   0.27,-128.06) (   0.53,-129.31)  141.52                80
 04/22/2020   18:56:49   (   0.27,-128.11) (  -0.09,-126.34)  201.15                80
 04/23/2020   07:18:13   (  -0.26,-128.10) (  -1.00,-131.53)  391.09                80
 04/25/2020   07:06:00   (  -0.26,-128.14) (  -0.38,-128.57)   49.40                80
 04/27/2020   06:51:08   (  -0.26,-128.18) (   0.31,-125.62)  291.61                80
 04/27/2020   19:12:23   (   0.25,-128.21) (   0.80,-130.77)  290.58                80