Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 3 13.  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)
 03/14/2021   15:57:42   (   0.01,-137.21) (   0.53,-139.51)  262.48                80
 03/15/2021   15:43:19   (   0.01,-137.21) (  -0.12,-136.65)   63.82                80
 03/16/2021   15:31:35   (   0.01,-137.20) (  -0.77,-133.78)  389.95                80
 03/19/2021   03:55:16   (  -0.01,-137.17) (  -0.38,-138.75)  180.53                80
 03/20/2021   03:40:53   (  -0.01,-137.16) (   0.28,-135.89)  145.09                80
 03/21/2021   03:29:09   (  -0.01,-137.15) (   0.95,-133.02)  470.51                80
 03/22/2021   16:04:20   (   0.01,-137.13) (   0.85,-140.80)  419.14                80
 03/23/2021   15:52:37   (   0.01,-137.11) (   0.21,-137.94)   94.30                80
 03/24/2021   15:38:13   (   0.01,-137.09) (  -0.44,-135.07)  230.42                80