Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2019 12 30.  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)
 12/30/2019   10:52:00   (   0.03,-137.21) (   0.95,-141.31)  468.14                80
 12/31/2019   10:30:36   (   0.02,-137.21) (  -0.09,-136.79)   48.46                80
 01/02/2020   22:36:30   (  -0.03,-137.22) (  -0.08,-137.57)   39.57                80
 01/03/2020   22:15:06   (  -0.02,-137.22) (   0.90,-133.03)  476.71                80
 01/05/2020   10:39:35   (   0.03,-137.22) (   0.25,-138.31)  123.74                80
 01/06/2020   10:18:11   (   0.03,-137.22) (  -0.73,-133.77)  392.05                80
 01/07/2020   22:42:48   (  -0.04,-137.20) (  -0.47,-139.08)  213.74                80
 01/08/2020   22:21:24   (  -0.04,-137.20) (   0.57,-134.55)  301.46                80
 01/10/2020   10:45:53   (   0.05,-137.18) (   0.64,-139.82)  300.64                80
 01/11/2020   10:24:29   (   0.04,-137.17) (  -0.40,-135.30)  213.99                80
 01/12/2020   22:49:05   (  -0.05,-137.14) (  -0.85,-140.59)  393.38                80