Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2021 5 11.  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)
 05/12/2021   03:23:48   (  -0.05,-128.00) (  -0.24,-128.77)   87.66                80
 05/13/2021   03:09:25   (  -0.05,-128.03) (   0.45,-125.91)  242.48                80
 05/15/2021   15:30:18   (   0.04,-128.19) (   0.65,-130.85)  304.02                80
 05/16/2021   15:21:13   (   0.04,-128.21) (   0.00,-127.98)   25.82                80
 05/17/2021   15:09:30   (   0.05,-128.23) (  -0.70,-125.13)  355.54                80
 05/20/2021   03:30:23   (  -0.04,-128.20) (  -0.47,-130.06)  212.37                80
 05/21/2021   03:15:59   (  -0.04,-128.22) (   0.22,-127.20)  116.82                80
 05/22/2021   03:04:15   (  -0.04,-128.24) (   0.85,-124.33)  445.89                80
 05/23/2021   15:36:49   (   0.04,-128.35) (   0.94,-132.12)  431.98                80
 05/24/2021   15:25:06   (   0.04,-128.36) (   0.23,-129.27)  102.95                80
 05/25/2021   15:16:01   (   0.04,-128.38) (  -0.42,-126.40)  225.88                80