Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 3 12.  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)
 03/12/2021   03:35:27   (  -0.00,-137.21) (   0.59,-134.60)  297.55                 9
 03/14/2021   15:57:41   (   0.01,-137.21) (   0.57,-139.50)  262.36                80
 03/15/2021   15:43:19   (   0.01,-137.21) (  -0.13,-136.65)   64.00                80
 03/16/2021   15:31:35   (   0.01,-137.20) (  -0.78,-133.79)  390.15                80
 03/19/2021   03:55:16   (  -0.01,-137.17) (  -0.37,-138.75)  180.20                80
 03/20/2021   03:40:53   (  -0.01,-137.16) (   0.30,-135.89)  145.48                80
 03/21/2021   03:29:09   (  -0.01,-137.15) (   0.96,-133.03)  470.94                80
 03/22/2021   16:04:21   (   0.01,-137.13) (   0.84,-140.81)  418.65                80
 03/23/2021   15:52:37   (   0.01,-137.12) (   0.20,-137.94)   93.77                80
 03/24/2021   15:38:14   (   0.02,-137.10) (  -0.45,-135.07)  230.99                80