Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 4 24.  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)
 04/25/2021   16:07:20   (   0.03,-137.21) (   0.76,-140.22)  344.52                80
 04/26/2021   15:55:37   (   0.03,-137.20) (   0.08,-137.36)   18.05                80
 04/27/2021   15:41:13   (   0.03,-137.20) (  -0.60,-134.50)  308.34                80
 04/30/2021   04:04:45   (  -0.02,-137.16) (  -0.54,-139.43)  258.91                80
 05/01/2021   03:50:22   (  -0.02,-137.15) (   0.14,-136.57)   66.73                80
 05/02/2021   03:38:37   (  -0.02,-137.13) (   0.77,-133.70)  392.10                80
 05/04/2021   15:59:31   (   0.01,-137.11) (   0.36,-138.64)  174.82                80
 05/05/2021   15:50:27   (   0.01,-137.09) (  -0.27,-135.77)  150.60                80
 05/06/2021   15:38:43   (   0.01,-137.08) (  -0.96,-132.91)  475.93                80
 05/08/2021   04:11:18   (  -0.01,-137.04) (  -0.87,-140.70)  418.41                80