Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 12 26.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 12/26/2021   16:38:45   (  -0.04,-137.22) (   0.27,-138.69)  167.15                80
 12/27/2021   16:24:18   (  -0.04,-137.21) (  -0.36,-135.80)  160.91                80
 12/28/2021   16:12:31   (  -0.04,-137.21) (  -1.05,-132.94)  488.74                80
 12/30/2021   04:47:42   (   0.03,-137.19) (  -0.76,-140.72)  402.63                80
 12/31/2021   04:35:55   (   0.03,-137.18) (  -0.11,-137.84)   75.32                80
 01/01/2022   04:24:08   (   0.03,-137.16) (   0.54,-134.96)  251.82                80
 01/03/2022   16:42:12   (  -0.02,-137.14) (   0.61,-139.87)  311.25                80
 01/04/2022   16:33:05   (  -0.01,-137.12) (  -0.04,-136.98)   15.44                80
 01/05/2022   16:21:17   (  -0.01,-137.10) (  -0.68,-134.10)  342.07                80
 01/08/2022   04:39:20   (   0.01,-137.05) (  -0.47,-139.00)  224.00                80