Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2020 9 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 09/18/2020   06:51:04   (  -0.06,-128.28) (   0.53,-125.59)  306.96                80
 09/18/2020   19:14:59   (   0.07,-128.25) (   0.59,-130.74)  283.11                80
 09/20/2020   19:00:07   (   0.07,-128.28) (  -0.01,-127.77)   57.36                80
 09/22/2020   18:47:56   (   0.07,-128.32) (  -0.67,-124.82)  397.03                80
 09/23/2020   07:12:00   (  -0.08,-128.37) (  -0.46,-130.01)  187.07                80
 09/25/2020   06:57:09   (  -0.08,-128.40) (   0.20,-127.06)  152.04                80
 09/25/2020   19:21:04   (   0.10,-128.36) (   0.92,-132.21)  438.61                80
 09/27/2020   06:44:58   (  -0.09,-128.42) (   0.85,-124.11)  490.85                80
 09/27/2020   19:08:53   (   0.10,-128.38) (   0.28,-129.26)   99.83                80
 09/29/2020   18:54:02   (   0.09,-128.40) (  -0.37,-126.31)  238.80                80
 09/30/2020   07:18:06   (  -0.10,-128.46) (  -0.75,-131.50)  345.43                80