Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2020 12 6.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 12/07/2020   06:53:26   (  -0.20,-128.07) (   0.35,-125.56)  285.87                80
 12/07/2020   19:12:01   (   0.18,-128.07) (   0.77,-130.72)  301.21                80
 12/09/2020   19:02:29   (   0.18,-128.11) (   0.11,-127.76)   39.38                80
 12/11/2020   18:50:16   (   0.19,-128.14) (  -0.50,-124.80)  379.41                80
 12/12/2020   07:09:01   (  -0.17,-128.16) (  -0.54,-130.00)  209.31                80
 12/14/2020   06:59:28   (  -0.17,-128.18) (   0.07,-127.04)  129.90                80
 12/14/2020   19:18:04   (   0.15,-128.18) (   0.98,-132.21)  457.35                80
 12/16/2020   06:47:15   (  -0.18,-128.20) (   0.69,-124.08)  468.77                80
 12/16/2020   19:05:51   (   0.16,-128.20) (   0.36,-129.24)  118.63                80
 12/18/2020   18:56:18   (   0.17,-128.21) (  -0.26,-126.28)  220.02                80
 12/19/2020   07:15:02   (  -0.14,-128.23) (  -0.83,-131.48)  369.42                80