Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2020 8 13.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 08/13/2020   07:18:09   (   0.00,-128.13) (  -0.73,-131.50)  383.61                80
 08/15/2020   07:05:58   (   0.00,-128.06) (  -0.07,-128.55)   54.67                80
 08/17/2020   06:51:06   (   0.01,-127.99) (   0.52,-125.59)  273.64                80
 08/17/2020   19:12:21   (  -0.00,-127.96) (   0.61,-130.74)  316.47                80
 08/19/2020   19:02:50   (  -0.01,-127.88) (  -0.04,-127.78)   11.35                80
 08/21/2020   18:50:38   (  -0.02,-127.80) (  -0.63,-124.82)  338.68                80
 08/22/2020   07:12:02   (   0.01,-127.80) (  -0.48,-130.01)  251.76                80
 08/24/2020   06:57:11   (   0.01,-127.71) (   0.17,-127.06)   75.11                80
 08/26/2020   06:44:59   (   0.01,-127.62) (   0.77,-124.09)  401.35                80
 08/26/2020   19:06:13   (  -0.01,-127.58) (   0.37,-129.24)  189.83                80