Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2021 10 29.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 10/29/2021   03:34:14   (   0.24,-128.38) (   1.05,-124.97)  389.92                80
 10/30/2021   16:03:58   (  -0.27,-128.41) (   0.71,-132.73)  492.52                80
 10/31/2021   15:52:12   (  -0.27,-128.42) (   0.06,-129.85)  163.39                80
 11/01/2021   15:43:05   (  -0.26,-128.43) (  -0.60,-126.98)  165.60                80
 11/02/2021   15:31:19   (  -0.25,-128.44) (  -1.25,-124.10)  494.51                80
 11/04/2021   04:01:21   (   0.28,-128.43) (  -0.55,-131.93)  400.79                80
 11/05/2021   03:49:35   (   0.27,-128.43) (   0.10,-129.06)   72.36                80
 11/06/2021   03:40:28   (   0.27,-128.43) (   0.76,-126.18)  255.93                80
 11/08/2021   15:58:25   (  -0.27,-128.43) (   0.36,-131.06)  300.15                80
 11/09/2021   15:49:19   (  -0.27,-128.43) (  -0.30,-128.18)   27.67                80
 11/10/2021   15:37:32   (  -0.26,-128.42) (  -0.96,-125.31)  355.17                80