Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 5 4.  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)
 05/04/2021   16:02:11   (   0.03,-137.20) (   0.39,-138.63)  163.69                80
 05/05/2021   15:47:47   (   0.03,-137.20) (  -0.30,-135.77)  163.32                80
 05/06/2021   15:36:04   (   0.03,-137.20) (  -0.99,-132.91)  490.28                80
 05/08/2021   04:11:19   (  -0.03,-137.18) (  -0.85,-140.70)  401.81                80
 05/09/2021   03:56:55   (  -0.03,-137.18) (  -0.16,-137.84)   75.14                80
 05/10/2021   03:45:11   (  -0.03,-137.18) (   0.46,-134.97)  251.47                80
 05/12/2021   16:08:44   (   0.02,-137.17) (   0.66,-139.91)  312.65                80
 05/13/2021   15:54:20   (   0.02,-137.16) (  -0.03,-137.05)   13.64                80
 05/14/2021   15:42:36   (   0.02,-137.15) (  -0.68,-134.18)  338.93                80
 05/17/2021   04:03:29   (  -0.01,-137.10) (  -0.47,-139.12)  230.91                80