Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2021 5 3.  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)
 05/03/2021   03:29:09   (  -0.07,-127.67) (   0.00,-130.50)  314.16                80
 05/04/2021   03:14:34   (  -0.07,-127.71) (  -0.02,-127.47)   27.20                80
 05/05/2021   03:02:50   (  -0.08,-127.75) (   0.67,-124.61)  358.51                80
 05/07/2021   15:23:44   (   0.07,-127.95) (   0.45,-129.56)  183.49                80
 05/08/2021   15:14:40   (   0.07,-127.99) (  -0.24,-126.70)  147.89                80
 05/09/2021   15:02:56   (   0.07,-128.03) (  -0.88,-123.83)  479.14                80
 05/11/2021   03:35:32   (  -0.07,-127.99) (  -0.91,-131.63)  416.44                80
 05/12/2021   03:23:49   (  -0.07,-128.02) (  -0.23,-128.77)   85.80                80
 05/13/2021   03:09:25   (  -0.07,-128.05) (   0.46,-125.91)  244.70                80
 05/15/2021   15:30:18   (   0.06,-128.22) (   0.64,-130.86)  300.18                80
 05/16/2021   15:21:14   (   0.06,-128.25) (   0.00,-127.99)   30.00                80