Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2020 8 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)
 08/15/2020   07:05:58   (   0.00,-128.06) (  -0.08,-128.55)   54.77                80
 08/17/2020   06:51:07   (   0.01,-127.99) (   0.54,-125.59)  273.32                80
 08/17/2020   19:12:22   (  -0.00,-127.96) (   0.60,-130.74)  316.82                80
 08/19/2020   19:02:51   (  -0.01,-127.88) (  -0.01,-127.78)   10.77                80
 08/21/2020   18:50:41   (  -0.01,-127.80) (  -0.67,-124.84)  337.67                80
 08/22/2020   07:12:05   (   0.01,-127.80) (  -0.46,-130.02)  252.93                80
 08/24/2020   06:57:14   (   0.01,-127.71) (   0.12,-127.06)   73.47                80
 08/26/2020   06:45:04   (   0.01,-127.62) (   0.76,-124.11)  399.12                80
 08/26/2020   19:06:20   (  -0.01,-127.58) (   0.34,-129.27)  192.17                80