Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2021 5 10.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NOAA-20 Lat/Lon    Distance(km)  Time Diff(sec)
 05/10/2021   10:31:07   (  -0.02,-137.20) (  -0.11,-136.92)   32.66                80
 05/12/2021   22:36:58   (   0.02,-137.19) (  -0.12,-137.69)   57.30                80
 05/13/2021   22:15:35   (   0.02,-137.18) (   0.95,-133.17)  458.09                80
 05/15/2021   10:40:02   (  -0.01,-137.16) (   0.28,-138.43)  144.41                80
 05/16/2021   10:18:38   (  -0.01,-137.15) (  -0.72,-133.90)  370.41                80
 05/17/2021   22:40:35   (   0.01,-137.13) (  -0.44,-139.21)  236.67                80
 05/18/2021   22:24:31   (   0.01,-137.12) (   0.56,-134.68)  277.87                80
 05/20/2021   10:46:19   (  -0.01,-137.09) (   0.61,-139.96)  325.73                80
 05/21/2021   10:24:55   (  -0.01,-137.07) (  -0.40,-135.42)  188.47                80
 05/22/2021   22:46:51   (   0.00,-137.04) (  -0.83,-140.72)  419.75                80
 05/23/2021   22:30:46   (   0.01,-137.02) (   0.18,-136.19)   94.06                80