Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 12 17.  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)
 12/17/2021   16:41:42   (  -0.05,-137.21) (   0.67,-140.36)  360.09                80
 12/18/2021   16:29:55   (  -0.04,-137.20) (   0.05,-137.48)   32.75                80
 12/19/2021   16:20:48   (  -0.04,-137.19) (  -0.64,-134.61)  294.63                80
 12/22/2021   04:41:34   (   0.03,-137.14) (  -0.54,-139.52)  271.62                80
 12/23/2021   04:29:48   (   0.03,-137.13) (   0.16,-136.65)   55.33                80
 12/24/2021   04:18:00   (   0.03,-137.11) (   0.81,-133.77)  381.99                80
 12/26/2021   16:36:04   (  -0.02,-137.08) (   0.35,-138.67)  181.17                80
 12/27/2021   16:26:58   (  -0.02,-137.06) (  -0.34,-135.80)  145.07                80
 12/28/2021   16:15:10   (  -0.02,-137.04) (  -0.98,-132.92)  471.06                80
 12/30/2021   04:45:01   (   0.01,-136.99) (  -0.84,-140.70)  423.28                80
 12/31/2021   04:33:14   (   0.01,-136.96) (  -0.19,-137.82)   97.73                80