Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2021 4 14.  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)
 04/15/2021   10:01:48   (  -0.00,-128.01) (   0.20,-128.84)   95.16                80
 04/16/2021   09:40:25   (  -0.01,-127.98) (  -0.85,-124.32)  416.99                80
 04/17/2021   22:02:21   (  -0.00,-127.93) (  -0.39,-129.62)  193.08                80
 04/18/2021   21:46:17   (   0.00,-127.90) (   0.61,-125.09)  319.43                80
 04/20/2021   10:08:05   (   0.01,-127.85) (   0.58,-130.36)  286.69                80
 04/21/2021   09:46:40   (   0.00,-127.81) (  -0.42,-125.83)  224.79                80
 04/22/2021   22:08:38   (  -0.01,-127.74) (  -0.75,-131.14)  387.48                80
 04/23/2021   21:52:33   (  -0.01,-127.70) (   0.24,-126.61)  124.51                80
 04/25/2021   10:14:22   (   0.02,-127.66) (   0.94,-131.88)  481.13                80
 04/26/2021   09:52:57   (   0.01,-127.61) (  -0.05,-127.35)   29.77                80