Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2021 8 1.  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)
 08/02/2021   21:56:27   (   0.15,-127.88) (   0.04,-128.32)   49.99                80
 08/03/2021   21:40:23   (   0.14,-127.90) (   1.07,-123.79)  469.18                80
 08/05/2021   09:59:31   (  -0.17,-128.04) (   0.08,-129.07)  117.24                80
 08/06/2021   09:43:27   (  -0.16,-128.06) (  -0.95,-124.54)  401.59                80
 08/07/2021   22:02:43   (   0.18,-127.99) (  -0.23,-129.84)  211.35                80
 08/08/2021   21:46:38   (   0.18,-128.01) (   0.80,-125.32)  307.19                80
 08/10/2021   10:05:47   (  -0.20,-128.13) (   0.34,-130.60)  280.15                80
 08/11/2021   09:49:41   (  -0.19,-128.15) (  -0.63,-126.05)  238.35                80
 08/12/2021   22:08:58   (   0.21,-128.08) (  -0.55,-131.36)  374.98                80
 08/13/2021   21:52:53   (   0.20,-128.09) (   0.48,-126.83)  143.03                80