Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2020 10 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 10/18/2020   14:28:48   (   0.02,-128.34) (  -0.97,-124.07)  487.80                80
 10/20/2020   03:04:17   (  -0.05,-128.35) (  -0.88,-131.91)  406.63                80
 10/21/2020   02:52:34   (  -0.05,-128.34) (  -0.24,-129.05)   82.01                80
 10/22/2020   02:38:13   (  -0.05,-128.32) (   0.46,-126.20)  242.51                80
 10/24/2020   15:01:39   (   0.07,-128.25) (   0.71,-131.10)  325.71                80
 10/25/2020   14:49:57   (   0.07,-128.23) (   0.07,-128.24)    1.35                80
 10/26/2020   14:35:36   (   0.06,-128.21) (  -0.63,-125.39)  323.05                80
 10/29/2020   02:59:20   (  -0.08,-128.20) (  -0.60,-130.36)  247.34                80
 10/30/2020   02:44:59   (  -0.08,-128.18) (   0.11,-127.51)   76.87                80
 10/31/2020   02:33:16   (  -0.07,-128.16) (   0.76,-124.65)  400.90                80