Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2021 8 22.  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)
 08/22/2021   03:28:06   (   0.18,-128.26) (   0.57,-126.65)  183.83                80
 08/24/2021   15:51:34   (  -0.15,-128.25) (   0.62,-131.56)  377.87                80
 08/25/2021   15:39:49   (  -0.16,-128.26) (  -0.04,-128.69)   49.58                80
 08/26/2021   15:25:24   (  -0.17,-128.27) (  -0.75,-125.83)  278.82                80
 08/29/2021   03:48:51   (   0.14,-128.31) (  -0.44,-130.74)  277.61                80
 08/30/2021   03:34:25   (   0.15,-128.31) (   0.22,-127.87)   49.93                80
 08/31/2021   03:22:41   (   0.16,-128.31) (   0.95,-125.01)  377.22                80
 09/02/2021   15:46:09   (  -0.12,-128.27) (   0.28,-129.91)  188.58                80
 09/03/2021   15:31:43   (  -0.14,-128.26) (  -0.39,-127.04)  138.56                80
 09/04/2021   15:19:59   (  -0.15,-128.26) (  -1.12,-124.19)  465.53                80