Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 1 2.  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)
 01/02/2021   03:40:51   (   0.03,-137.21) (   0.00,-138.57)  151.04                 0
 01/03/2021   03:30:24   (   0.03,-137.21) (   0.38,-135.64)  178.34                80
 01/05/2021   15:51:18   (  -0.02,-137.20) (   0.79,-140.58)  386.62                80
 01/06/2021   15:39:36   (  -0.02,-137.19) (   0.10,-137.73)   60.95                80
 01/07/2021   15:25:13   (  -0.02,-137.18) (  -0.53,-134.86)  264.54                80
 01/10/2021   03:46:08   (   0.01,-137.13) (  -0.62,-139.80)  305.57                80
 01/11/2021   03:37:06   (   0.01,-137.11) (   0.06,-136.95)   19.40                80
 01/12/2021   03:25:22   (   0.00,-137.10) (   0.67,-134.08)  344.07                80
 01/14/2021   15:43:36   (   0.00,-137.06) (   0.44,-139.02)  223.79                80
 01/15/2021   15:34:33   (   0.00,-137.04) (  -0.19,-136.15)  100.75                80