Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2021 10 23.  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)
 10/24/2021   15:36:50   (  -0.24,-128.35) (  -0.84,-125.76)  295.23                80
 10/27/2021   03:55:06   (   0.26,-128.36) (  -0.28,-130.72)  268.98                80
 10/28/2021   03:46:00   (   0.25,-128.37) (   0.37,-127.84)   60.26                80
 10/29/2021   03:34:14   (   0.25,-128.38) (   1.07,-124.98)  389.40                80
 10/30/2021   16:03:58   (  -0.27,-128.41) (   0.76,-132.72)  493.39                80
 10/31/2021   15:52:12   (  -0.27,-128.41) (   0.05,-129.86)  164.39                80
 11/01/2021   15:43:06   (  -0.26,-128.42) (  -0.61,-126.98)  164.48                80
 11/02/2021   15:31:19   (  -0.26,-128.43) (  -1.26,-124.11)  493.25                80
 11/04/2021   04:01:21   (   0.28,-128.41) (  -0.55,-131.93)  402.08                80
 11/05/2021   03:49:35   (   0.27,-128.42) (   0.10,-129.06)   73.82                80
 11/06/2021   03:40:29   (   0.27,-128.41) (   0.81,-126.19)  254.32                80