Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 3 4.  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)
 03/04/2021   03:28:44   (   0.01,-137.22) (   0.94,-133.32)  445.20                15
 03/05/2021   16:02:46   (  -0.00,-137.22) (   0.92,-141.08)  440.49                80
 03/06/2021   15:51:03   (  -0.01,-137.22) (   0.21,-138.22)  114.32                80
 03/07/2021   15:36:40   (  -0.01,-137.21) (  -0.43,-135.36)  211.73                80
 03/10/2021   04:00:23   (  -0.01,-137.18) (  -0.72,-140.33)  359.72                80
 03/11/2021   03:45:59   (  -0.01,-137.17) (  -0.06,-137.47)   33.80                80
 03/12/2021   03:34:16   (  -0.02,-137.16) (   0.60,-134.60)  292.29                80
 03/14/2021   15:57:42   (   0.02,-137.15) (   0.56,-139.51)  269.37                80
 03/15/2021   15:43:18   (   0.02,-137.14) (  -0.08,-136.64)   56.13                80
 03/16/2021   15:31:36   (   0.01,-137.12) (  -0.78,-133.79)  381.42                80