Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2021 3 29.  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)
 03/29/2021   10:18:18   (  -0.04,-137.22) (  -0.80,-133.76)  393.28                80
 03/30/2021   22:40:16   (   0.04,-137.21) (  -0.38,-139.07)  211.96                80
 03/31/2021   22:24:12   (   0.04,-137.21) (   0.67,-134.55)  303.60                80
 04/02/2021   10:46:00   (  -0.04,-137.20) (   0.53,-139.82)  298.79                80
 04/03/2021   10:24:36   (  -0.04,-137.19) (  -0.46,-135.29)  216.19                80
 04/04/2021   22:46:33   (   0.03,-137.17) (  -0.72,-140.60)  390.54                80
 04/05/2021   22:30:29   (   0.03,-137.16) (   0.27,-136.07)  124.33                80
 04/07/2021   10:52:17   (  -0.02,-137.14) (   0.93,-141.34)  478.58                80
 04/08/2021   10:30:53   (  -0.02,-137.13) (  -0.06,-136.81)   36.21                80
 04/10/2021   22:34:05   (   0.02,-137.10) (  -0.12,-137.59)   56.71                80
 04/11/2021   22:18:02   (   0.02,-137.08) (   0.93,-133.07)  457.77                80