Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 12 19.  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)
 12/19/2021   16:20:48   (  -0.05,-137.21) (  -0.63,-134.61)  296.90                80
 12/22/2021   04:41:35   (   0.04,-137.19) (  -0.48,-139.53)  267.07                80
 12/23/2021   04:27:08   (   0.04,-137.18) (   0.16,-136.65)   60.71                80
 12/24/2021   04:15:20   (   0.04,-137.17) (   0.80,-133.77)  388.38                80
 12/25/2021   16:47:51   (  -0.03,-137.18) (   0.98,-141.55)  499.61                80
 12/26/2021   16:36:05   (  -0.03,-137.17) (   0.29,-138.68)  172.38                80
 12/27/2021   16:26:57   (  -0.03,-137.16) (  -0.34,-135.80)  154.77                80
 12/28/2021   16:15:11   (  -0.03,-137.14) (  -1.04,-132.93)  481.69                80
 12/30/2021   04:47:41   (   0.03,-137.10) (  -0.83,-140.70)  411.29                80
 12/31/2021   04:35:55   (   0.02,-137.08) (  -0.12,-137.83)   84.91                80
 01/01/2022   04:24:07   (   0.02,-137.06) (   0.53,-134.95)  241.41                80