Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 12 16.  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)
 12/17/2021   16:41:42   (  -0.05,-137.21) (   0.69,-140.36)  359.73                80
 12/18/2021   16:29:55   (  -0.04,-137.20) (   0.01,-137.49)   32.10                80
 12/19/2021   16:20:48   (  -0.04,-137.20) (  -0.61,-134.60)  295.44                80
 12/22/2021   04:41:35   (   0.03,-137.15) (  -0.50,-139.52)  270.07                80
 12/23/2021   04:29:47   (   0.03,-137.14) (   0.14,-136.64)   57.02                80
 12/24/2021   04:18:00   (   0.02,-137.13) (   0.78,-133.76)  383.99                80
 12/26/2021   16:36:05   (  -0.02,-137.11) (   0.32,-138.68)  178.88                80
 12/27/2021   16:26:57   (  -0.02,-137.09) (  -0.32,-135.79)  147.56                80
 12/28/2021   16:15:11   (  -0.02,-137.07) (  -1.01,-132.92)  473.79                80