Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 10 30.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 10/30/2021   16:07:07   (  -0.04,-137.23) (  -0.97,-133.12)  468.43                80
 11/01/2021   04:37:09   (   0.04,-137.21) (  -0.83,-140.95)  426.72                80
 11/02/2021   04:25:23   (   0.04,-137.21) (  -0.18,-138.07)   99.15                80
 11/03/2021   04:16:17   (   0.04,-137.20) (   0.53,-135.21)  228.33                80
 11/05/2021   16:34:13   (  -0.04,-137.19) (   0.66,-140.07)  329.88                80
 11/06/2021   16:22:27   (  -0.03,-137.18) (   0.00,-137.20)    4.59                80
 11/07/2021   16:13:21   (  -0.03,-137.16) (  -0.72,-134.34)  323.31                80
 11/10/2021   04:31:36   (   0.02,-137.10) (  -0.48,-139.28)  248.24                80
 11/11/2021   04:22:30   (   0.02,-137.08) (   0.18,-136.40)   77.82                80
 11/12/2021   04:10:43   (   0.02,-137.06) (   0.85,-133.53)  403.85                80