Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2021 3 29.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 03/30/2021   03:26:07   (  -0.12,-128.30) (  -0.73,-130.97)  304.44                80
 03/31/2021   03:11:43   (  -0.11,-128.29) (  -0.06,-128.10)   21.32                80
 04/01/2021   03:02:40   (  -0.11,-128.28) (   0.61,-125.24)  346.84                80
 04/03/2021   15:23:31   (   0.11,-128.33) (   0.52,-130.17)  209.64                80
 04/04/2021   15:09:07   (   0.11,-128.31) (  -0.14,-127.31)  115.13                80
 04/05/2021   14:57:24   (   0.10,-128.30) (  -0.80,-124.44)  439.88                80
 04/07/2021   03:32:42   (  -0.11,-128.17) (  -1.05,-132.25)  465.21                80
 04/08/2021   03:18:18   (  -0.11,-128.15) (  -0.38,-129.38)  140.21                80
 04/09/2021   03:09:14   (  -0.11,-128.13) (   0.24,-126.51)  184.88                80
 04/11/2021   15:30:07   (   0.11,-128.19) (   0.87,-131.45)  372.75                80