Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2021 5 7.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 05/07/2021   06:55:23   (  -0.00,-127.87) (   0.17,-127.09)   88.70                80
 05/07/2021   19:16:38   (  -0.01,-127.91) (   0.93,-132.24)  492.86                80
 05/09/2021   06:43:10   (  -0.01,-127.94) (   0.81,-124.13)  432.85                80
 05/09/2021   19:04:25   (  -0.00,-127.99) (   0.29,-129.29)  148.57                80
 05/11/2021   18:54:52   (   0.00,-128.05) (  -0.36,-126.34)  195.15                80
 05/12/2021   07:16:16   (   0.00,-128.05) (  -0.73,-131.53)  395.80                80
 05/14/2021   07:04:03   (  -0.00,-128.11) (  -0.08,-128.58)   53.18                80
 05/16/2021   06:49:09   (  -0.00,-128.16) (   0.51,-125.61)  288.75                80
 05/16/2021   19:10:25   (  -0.01,-128.19) (   0.52,-130.78)  294.83                80
 05/18/2021   19:00:51   (  -0.01,-128.23) (  -0.07,-127.82)   46.66                80
 05/20/2021   18:48:38   (  -0.01,-128.28) (  -0.73,-124.87)  387.74                80