Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 5 15.  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)
 05/17/2021   04:06:08   (  -0.04,-137.19) (  -0.51,-139.11)  219.62                80
 05/18/2021   03:51:45   (  -0.04,-137.18) (   0.18,-136.25)  106.91                80
 05/19/2021   03:40:01   (  -0.03,-137.18) (   0.87,-133.39)  433.32                80
 05/20/2021   16:12:35   (   0.03,-137.17) (   0.96,-141.18)  457.16                80
 05/21/2021   16:00:51   (   0.03,-137.17) (   0.31,-138.31)  130.88                80
 05/22/2021   15:51:47   (   0.03,-137.16) (  -0.40,-135.45)  195.33                80
 05/25/2021   04:12:41   (  -0.03,-137.12) (  -0.78,-140.39)  373.23                80
 05/26/2021   04:00:57   (  -0.02,-137.10) (  -0.14,-137.52)   48.09                80
 05/27/2021   03:46:33   (  -0.02,-137.08) (   0.55,-134.66)  276.94                80
 05/29/2021   16:07:21   (   0.01,-137.03) (   0.62,-139.57)  290.45                80