Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 12 29.  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)
 12/30/2021   04:47:42   (   0.03,-137.21) (  -0.77,-140.72)  399.82                80
 12/31/2021   04:35:55   (   0.03,-137.21) (  -0.12,-137.84)   71.82                80
 01/01/2022   04:21:27   (   0.03,-137.20) (   0.53,-134.96)  255.99                80
 01/03/2022   16:42:12   (  -0.02,-137.19) (   0.61,-139.87)  305.86                80
 01/04/2022   16:33:05   (  -0.02,-137.18) (  -0.03,-136.98)   21.75                80
 01/05/2022   16:21:18   (  -0.01,-137.17) (  -0.74,-134.12)  348.84                80
 01/08/2022   04:39:21   (   0.02,-137.13) (  -0.42,-139.02)  214.94                80
 01/09/2022   04:30:14   (   0.02,-137.12) (   0.24,-136.14)  112.28                80
 01/10/2022   04:18:26   (   0.02,-137.11) (   0.89,-133.26)  439.42                80
 01/11/2022   16:48:19   (  -0.01,-137.10) (   0.92,-141.04)  451.06                80