Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2021 10 16.  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)
 10/16/2021   10:49:42   (   0.03,-137.21) (   0.99,-141.50)  489.52                80
 10/17/2021   10:33:37   (   0.03,-137.21) (  -0.00,-136.96)   27.21                80
 10/19/2021   22:34:08   (  -0.03,-137.20) (  -0.15,-137.73)   61.54                80
 10/20/2021   22:18:02   (  -0.03,-137.19) (   0.84,-133.20)  454.86                80
 10/22/2021   10:37:09   (   0.03,-137.19) (   0.32,-138.47)  145.38                80
 10/23/2021   10:21:04   (   0.03,-137.19) (  -0.68,-133.93)  370.51                80
 10/24/2021   22:40:20   (  -0.03,-137.16) (  -0.46,-139.24)  236.19                80
 10/25/2021   22:24:15   (  -0.03,-137.15) (   0.54,-134.70)  279.22                80
 10/27/2021   10:43:21   (   0.02,-137.14) (   0.68,-139.96)  322.57                80
 10/28/2021   10:27:17   (   0.02,-137.12) (  -0.37,-135.44)  192.37                80
 10/29/2021   22:46:32   (  -0.01,-137.09) (  -0.81,-140.74)  415.60                80