Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 5 1.  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)
 05/01/2021   03:51:40   (  -0.04,-137.19) (   0.12,-136.56)   71.94                 1
 05/02/2021   03:38:38   (  -0.03,-137.19) (   0.80,-133.70)  398.51                80
 05/03/2021   16:13:55   (   0.04,-137.19) (   1.02,-141.50)  491.61                80
 05/04/2021   16:02:11   (   0.03,-137.19) (   0.39,-138.63)  165.13                80
 05/05/2021   15:47:47   (   0.03,-137.18) (  -0.30,-135.77)  161.39                80
 05/06/2021   15:36:04   (   0.03,-137.18) (  -0.99,-132.91)  487.87                80
 05/08/2021   04:11:19   (  -0.03,-137.15) (  -0.85,-140.71)  405.14                80
 05/09/2021   03:59:35   (  -0.03,-137.15) (  -0.22,-137.83)   78.98                80
 05/10/2021   03:47:51   (  -0.03,-137.14) (   0.46,-134.97)  247.17                80
 05/12/2021   16:08:44   (   0.03,-137.13) (   0.67,-139.91)  317.97                80
 05/13/2021   15:56:59   (   0.02,-137.11) (   0.03,-137.04)    7.99                80
 05/14/2021   15:42:36   (   0.02,-137.09) (  -0.67,-134.18)  332.65                80