Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2021 12 3.  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)
 12/03/2021   16:05:16   (  -0.23,-128.14) (   0.59,-131.79)  416.41                80
 12/04/2021   15:53:28   (  -0.23,-128.11) (  -0.03,-128.90)   91.15                80
 12/05/2021   15:44:22   (  -0.22,-128.08) (  -0.70,-126.03)  233.97                80
 12/08/2021   04:02:32   (   0.21,-127.98) (  -0.48,-130.96)  339.79                80
 12/09/2021   03:50:44   (   0.21,-127.95) (   0.16,-128.07)   14.92                80
 12/10/2021   03:41:38   (   0.21,-127.92) (   0.85,-125.20)  310.38                80
 12/12/2021   16:02:19   (  -0.20,-127.87) (   0.31,-130.09)  254.31                80
 12/13/2021   15:50:32   (  -0.20,-127.83) (  -0.37,-127.22)   70.59                80
 12/14/2021   15:38:45   (  -0.20,-127.80) (  -0.99,-124.34)  395.23                80