Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2021 7 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)
 07/04/2021   09:59:30   (  -0.01,-128.19) (   0.17,-129.02)   95.00                80
 07/05/2021   09:43:25   (  -0.01,-128.16) (  -0.85,-124.49)  418.48                80
 07/06/2021   22:02:41   (   0.03,-128.04) (  -0.35,-129.80)  200.01                80
 07/07/2021   21:46:36   (   0.02,-128.01) (   0.62,-125.25)  313.31                80
 07/09/2021   10:05:44   (  -0.04,-128.04) (   0.54,-130.53)  284.42                80
 07/10/2021   09:49:40   (  -0.03,-128.01) (  -0.48,-126.00)  228.34                80
 07/11/2021   22:08:56   (   0.05,-127.87) (  -0.71,-131.31)  391.62                80
 07/12/2021   21:52:51   (   0.04,-127.83) (   0.25,-126.76)  121.14                80
 07/14/2021   10:11:59   (  -0.06,-127.86) (   0.90,-132.04)  477.00                80
 07/15/2021   09:55:54   (  -0.05,-127.82) (  -0.12,-127.51)   35.38                80