Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2021 1 4.  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)
 01/04/2021   22:33:58   (  -0.00,-137.22) (  -0.10,-137.63)   47.20                80
 01/05/2021   22:17:53   (  -0.00,-137.23) (   0.91,-133.10)  470.27                80
 01/07/2021   10:39:42   (  -0.00,-137.23) (   0.24,-138.37)  129.28                80
 01/08/2021   10:18:17   (  -0.00,-137.24) (  -0.78,-133.84)  387.61                80
 01/09/2021   22:40:13   (   0.01,-137.25) (  -0.43,-139.14)  216.22                80
 01/10/2021   22:24:09   (   0.01,-137.25) (   0.59,-134.61)  300.19                80
 01/12/2021   10:45:57   (  -0.02,-137.24) (   0.56,-139.88)  300.78                80
 01/13/2021   10:24:33   (  -0.02,-137.24) (  -0.46,-135.35)  215.29                80
 01/14/2021   22:46:29   (   0.03,-137.23) (  -0.73,-140.65)  389.54                80
 01/15/2021   22:30:25   (   0.03,-137.23) (   0.29,-136.12)  126.57                80
 01/17/2021   10:52:12   (  -0.03,-137.22) (   0.92,-141.38)  474.55                80