Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2020 9 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)
 09/14/2020   07:18:06   (  -0.06,-128.19) (  -0.80,-131.49)  375.35                80
 09/16/2020   07:05:56   (  -0.06,-128.24) (  -0.13,-128.54)   34.44                80
 09/18/2020   06:51:05   (  -0.06,-128.28) (   0.53,-125.59)  306.07                80
 09/18/2020   19:14:59   (   0.07,-128.24) (   0.59,-130.74)  283.80                80
 09/20/2020   19:00:07   (   0.07,-128.28) (  -0.02,-127.78)   56.24                80
 09/22/2020   18:47:57   (   0.07,-128.30) (  -0.68,-124.83)  395.57                80
 09/23/2020   07:12:00   (  -0.08,-128.36) (  -0.44,-130.01)  188.91                80
 09/25/2020   06:57:09   (  -0.08,-128.38) (   0.22,-127.07)  149.87                80
 09/25/2020   19:21:04   (   0.09,-128.34) (   0.90,-132.22)  440.58                80
 09/27/2020   06:44:57   (  -0.08,-128.40) (   0.83,-124.10)  488.34                80
 09/27/2020   19:08:52   (   0.09,-128.36) (   0.29,-129.25)  102.11                80