Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2021 5 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NOAA-20 Lat/Lon    Distance(km)  Time Diff(sec)
 05/20/2021   21:46:28   (  -0.07,-128.24) (   0.59,-125.17)  348.47                80
 05/22/2021   10:08:16   (   0.07,-128.34) (   0.57,-130.45)  241.66                80
 05/23/2021   09:46:53   (   0.07,-128.35) (  -0.50,-125.93)  276.34                80
 05/24/2021   22:08:49   (  -0.07,-128.31) (  -0.72,-131.23)  333.24                80
 05/25/2021   21:52:45   (  -0.07,-128.33) (   0.28,-126.70)  184.81                80
 05/27/2021   10:14:33   (   0.07,-128.42) (   0.88,-131.98)  405.82                80
 05/28/2021   09:53:08   (   0.07,-128.43) (  -0.13,-127.45)  111.32                80
 05/30/2021   21:59:01   (  -0.07,-128.38) (  -0.02,-128.23)   17.36                80
 06/02/2021   10:02:05   (   0.07,-128.48) (   0.17,-128.98)   55.94                80
 06/03/2021   09:40:41   (   0.08,-128.49) (  -0.84,-124.45)  461.14                80