Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 12 21.  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)
 12/22/2021   04:41:35   (   0.04,-137.20) (  -0.48,-139.53)  265.78                80
 12/23/2021   04:27:08   (   0.04,-137.20) (   0.16,-136.65)   62.48                80
 12/24/2021   04:15:20   (   0.04,-137.19) (   0.81,-133.77)  390.62                80
 12/25/2021   16:47:51   (  -0.03,-137.20) (   0.98,-141.55)  496.67                80
 12/26/2021   16:36:05   (  -0.03,-137.20) (   0.29,-138.68)  168.96                80
 12/27/2021   16:26:57   (  -0.03,-137.19) (  -0.35,-135.80)  158.66                80
 12/28/2021   16:15:11   (  -0.03,-137.18) (  -1.04,-132.93)  486.04                80
 12/30/2021   04:47:42   (   0.03,-137.15) (  -0.77,-140.71)  406.17                80
 12/31/2021   04:35:55   (   0.03,-137.14) (  -0.13,-137.83)   79.28                80
 01/01/2022   04:22:25   (   0.02,-137.12) (   0.52,-134.95)  247.44                22
 01/03/2022   16:42:12   (  -0.01,-137.09) (   0.63,-139.86)  316.70                80