Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 7 19.  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)
 07/20/2021   16:01:46   (   0.04,-137.21) (  -0.31,-135.62)  181.04                80
 07/23/2021   04:20:03   (  -0.03,-137.19) (  -0.80,-140.59)  387.77                80
 07/24/2021   04:08:18   (  -0.03,-137.18) (  -0.15,-137.71)   60.94                80
 07/25/2021   03:59:12   (  -0.03,-137.17) (   0.50,-134.84)  265.85                80
 07/27/2021   16:17:16   (   0.00,-137.17) (   0.59,-139.75)  294.98                80
 07/28/2021   16:08:11   (  -0.00,-137.16) (  -0.04,-136.87)   31.75                80
 07/29/2021   15:56:26   (   0.00,-137.15) (  -0.73,-134.01)  358.21                80
 08/01/2021   04:14:40   (  -0.00,-137.11) (  -0.45,-138.95)  210.89                80
 08/02/2021   04:05:35   (  -0.01,-137.09) (   0.21,-136.08)  115.42                80