Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2020 12 31.  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)
 01/01/2021   03:51:09   (   0.03,-137.22) (  -0.93,-141.37)  473.94                80
 01/02/2021   03:39:27   (   0.03,-137.21) (  -0.25,-138.51)  147.71                80
 01/03/2021   03:30:23   (   0.03,-137.21) (   0.37,-135.64)  178.45                80
 01/05/2021   15:51:19   (  -0.03,-137.20) (   0.74,-140.59)  386.50                80
 01/06/2021   15:39:36   (  -0.03,-137.19) (   0.11,-137.72)   60.77                80
 01/07/2021   15:25:13   (  -0.03,-137.18) (  -0.58,-134.87)  264.82                80
 01/10/2021   03:46:08   (   0.02,-137.14) (  -0.63,-139.80)  305.16                80
 01/11/2021   03:37:06   (   0.01,-137.12) (   0.05,-136.95)   19.82                80
 01/12/2021   03:25:22   (   0.00,-137.10) (   0.68,-134.08)  344.57                80