Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2021 5 19.  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)
 05/20/2021   03:30:23   (  -0.02,-128.21) (  -0.48,-130.06)  211.95                80
 05/21/2021   03:15:59   (  -0.02,-128.23) (   0.22,-127.20)  117.43                80
 05/22/2021   03:04:16   (  -0.03,-128.25) (   0.91,-124.34)  446.72                80
 05/23/2021   15:36:50   (   0.02,-128.36) (   0.88,-132.14)  430.60                80
 05/24/2021   15:25:06   (   0.02,-128.38) (   0.23,-129.27)  101.35                80
 05/25/2021   15:16:01   (   0.02,-128.39) (  -0.43,-126.40)  227.62                80
 05/28/2021   03:36:56   (  -0.01,-128.34) (  -0.72,-131.34)  343.05                80
 05/29/2021   03:25:12   (  -0.01,-128.35) (  -0.03,-128.49)   15.16                80
 05/30/2021   03:10:48   (  -0.01,-128.36) (   0.61,-125.61)  312.88                80
 06/01/2021   15:31:36   (  -0.00,-128.46) (   0.50,-130.54)  237.97                80