Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2019 12 21.  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)
 12/22/2019   22:42:36   (  -0.02,-137.21) (  -0.43,-139.05)  210.30                80
 12/23/2019   22:21:13   (  -0.02,-137.20) (   0.60,-134.53)  305.18                80
 12/25/2019   10:45:41   (   0.03,-137.19) (   0.61,-139.80)  296.96                80
 12/26/2019   10:24:18   (   0.02,-137.18) (  -0.43,-135.27)  218.07                80
 12/27/2019   22:48:55   (  -0.03,-137.16) (  -0.78,-140.57)  388.29                80
 12/28/2019   22:27:32   (  -0.02,-137.15) (   0.25,-136.05)  126.54                80
 12/30/2019   10:52:00   (   0.03,-137.13) (   0.95,-141.31)  476.32                80
 12/31/2019   10:30:35   (   0.02,-137.12) (  -0.02,-136.78)   38.36                80
 01/02/2020   22:36:29   (  -0.03,-137.08) (  -0.15,-137.56)   54.38                80
 01/03/2020   22:15:06   (  -0.02,-137.07) (   0.89,-133.03)  459.84                80