Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 9 30.  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)
 09/30/2021   04:14:41   (   0.02,-137.19) (   0.28,-136.07)  128.41                80
 10/01/2021   04:02:56   (   0.02,-137.19) (   0.95,-133.20)  455.48                80
 10/02/2021   16:32:46   (  -0.03,-137.18) (   0.85,-140.98)  433.26                80
 10/03/2021   16:20:59   (  -0.03,-137.17) (   0.22,-138.10)  106.41                80
 10/04/2021   16:11:54   (  -0.03,-137.16) (  -0.48,-135.23)  220.44                80
 10/07/2021   04:30:05   (   0.03,-137.12) (  -0.70,-140.16)  347.60                80
 10/08/2021   04:18:19   (   0.03,-137.10) (  -0.02,-137.29)   21.48                80
 10/09/2021   04:09:14   (   0.02,-137.08) (   0.66,-134.42)  304.40                80
 10/11/2021   16:27:16   (  -0.02,-137.04) (   0.49,-139.31)  259.96                80
 10/12/2021   16:18:09   (  -0.02,-137.01) (  -0.15,-136.44)   65.28                80
 10/13/2021   16:06:23   (  -0.02,-136.98) (  -0.79,-133.56)  390.40                80