Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2021 8 11.  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)
 08/11/2021   09:49:42   (  -0.19,-128.16) (  -0.64,-126.05)  239.67                80
 08/12/2021   22:08:58   (   0.21,-128.09) (  -0.54,-131.36)  372.70                80
 08/13/2021   21:52:53   (   0.20,-128.11) (   0.48,-126.83)  145.59                80
 08/15/2021   10:12:02   (  -0.22,-128.23) (   0.65,-132.11)  443.05                80
 08/16/2021   09:55:57   (  -0.21,-128.24) (  -0.38,-127.58)   74.84                80
 08/18/2021   21:56:28   (   0.23,-128.17) (   0.17,-128.35)   21.57                80
 08/19/2021   21:40:24   (   0.22,-128.17) (   1.20,-123.82)  495.72                80
 08/21/2021   09:59:32   (  -0.24,-128.28) (  -0.06,-129.10)   94.24                80
 08/22/2021   09:43:27   (  -0.24,-128.28) (  -1.09,-124.58)  423.19                80
 08/23/2021   22:02:43   (   0.26,-128.20) (  -0.14,-129.87)  190.36                80
 08/24/2021   21:46:38   (   0.25,-128.21) (   0.89,-125.34)  326.90                80