Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2021 5 4.  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)
 05/04/2021   03:15:54   (  -0.07,-127.71) (   0.00,-127.48)   27.26                 0
 05/05/2021   03:02:50   (  -0.07,-127.75) (   0.68,-124.62)  358.44                80
 05/07/2021   15:23:44   (   0.07,-127.95) (   0.43,-129.56)  183.81                80
 05/08/2021   15:14:40   (   0.07,-127.99) (  -0.21,-126.69)  147.53                80
 05/09/2021   15:02:56   (   0.07,-128.03) (  -0.90,-123.83)  478.71                80
 05/11/2021   03:35:33   (  -0.07,-127.98) (  -0.89,-131.64)  416.91                80
 05/12/2021   03:23:48   (  -0.07,-128.01) (  -0.26,-128.76)   86.34                80
 05/13/2021   03:09:25   (  -0.07,-128.04) (   0.42,-125.90)  244.13                80
 05/15/2021   15:30:17   (   0.06,-128.22) (   0.67,-130.85)  300.91                80
 05/16/2021   15:21:14   (   0.06,-128.24) (  -0.03,-127.99)   29.32                80
 05/17/2021   15:09:30   (   0.06,-128.27) (  -0.67,-125.12)  359.22                80