Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2021 3 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)
 03/30/2021   22:40:16   (   0.04,-137.22) (  -0.37,-139.08)  211.82                80
 03/31/2021   22:24:11   (   0.04,-137.21) (   0.62,-134.54)  303.76                80
 04/02/2021   10:46:01   (  -0.04,-137.20) (   0.52,-139.83)  298.80                80
 04/03/2021   10:24:36   (  -0.04,-137.19) (  -0.47,-135.29)  216.22                80
 04/04/2021   22:46:33   (   0.03,-137.18) (  -0.71,-140.61)  390.27                80
 04/05/2021   22:30:29   (   0.03,-137.16) (   0.28,-136.07)  124.66                80
 04/07/2021   10:52:17   (  -0.02,-137.15) (   0.92,-141.34)  478.41                80
 04/08/2021   10:30:53   (  -0.02,-137.13) (  -0.08,-136.81)   36.30                80
 04/10/2021   22:34:06   (   0.02,-137.10) (  -0.10,-137.59)   56.19                80
 04/11/2021   22:18:01   (   0.02,-137.09) (   0.89,-133.06)  458.29                80