Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2020 7 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 07/27/2020   18:56:46   (  -0.02,-128.39) (  -0.44,-126.33)  233.67                80
 07/28/2020   07:18:11   (   0.02,-128.41) (  -0.62,-131.53)  354.30                80
 07/30/2020   07:05:59   (  -0.00,-128.40) (  -0.04,-128.56)   18.66                80
 08/01/2020   06:51:08   (  -0.01,-128.38) (   0.61,-125.61)  316.01                80
 08/01/2020   19:12:23   (   0.01,-128.35) (   0.52,-130.76)  273.67                80
 08/03/2020   19:02:52   (   0.00,-128.34) (  -0.13,-127.81)   60.69                80
 08/05/2020   18:50:40   (   0.00,-128.32) (  -0.72,-124.84)  395.00                80
 08/06/2020   07:12:05   (  -0.00,-128.34) (  -0.33,-130.04)  192.50                80
 08/08/2020   06:57:13   (   0.00,-128.32) (   0.27,-127.08)  141.60                80
 08/08/2020   19:18:28   (   0.00,-128.28) (   0.86,-132.23)  449.07                80