Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2021 8 3.  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)
 08/03/2021   21:40:23   (   0.15,-127.91) (   1.07,-123.79)  469.34                80
 08/05/2021   09:59:31   (  -0.17,-128.04) (   0.07,-129.07)  117.41                80
 08/06/2021   09:43:27   (  -0.16,-128.06) (  -0.95,-124.54)  401.39                80
 08/07/2021   22:02:43   (   0.19,-127.99) (  -0.23,-129.84)  211.29                80
 08/08/2021   21:46:39   (   0.18,-128.01) (   0.80,-125.32)  307.21                80
 08/10/2021   10:05:47   (  -0.20,-128.13) (   0.34,-130.60)  280.48                80
 08/11/2021   09:49:41   (  -0.19,-128.15) (  -0.63,-126.05)  237.99                80
 08/12/2021   22:08:58   (   0.21,-128.08) (  -0.55,-131.36)  375.10                80
 08/13/2021   21:52:53   (   0.20,-128.09) (   0.47,-126.83)  142.87                80
 08/15/2021   10:12:02   (  -0.22,-128.20) (   0.67,-132.11)  446.16                80
 08/16/2021   09:55:57   (  -0.21,-128.21) (  -0.36,-127.58)   71.39                80