Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2019 12 22.  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)
 12/22/2019   22:42:37   (  -0.02,-137.21) (  -0.41,-139.06)  210.29                80
 12/23/2019   22:21:12   (  -0.02,-137.20) (   0.57,-134.52)  305.18                80
 12/25/2019   10:45:41   (   0.03,-137.19) (   0.64,-139.79)  297.11                80
 12/26/2019   10:24:17   (   0.02,-137.18) (  -0.40,-135.26)  217.90                80
 12/27/2019   22:48:54   (  -0.03,-137.16) (  -0.81,-140.57)  388.41                80
 12/28/2019   22:27:31   (  -0.02,-137.15) (   0.22,-136.04)  126.35                80
 12/30/2019   10:51:59   (   0.03,-137.13) (   0.98,-141.31)  476.61                80
 12/31/2019   10:30:36   (   0.02,-137.12) (  -0.05,-136.78)   37.91                80
 01/02/2020   22:36:30   (  -0.03,-137.08) (  -0.11,-137.56)   54.70                80
 01/03/2020   22:15:05   (  -0.02,-137.06) (   0.87,-133.03)  459.53                80
 01/05/2020   10:39:33   (   0.03,-137.03) (   0.34,-138.29)  144.41                80