Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2021 5 14.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NOAA-20 Lat/Lon    Distance(km)  Time Diff(sec)
 05/14/2021   21:56:16   (  -0.06,-128.10) (  -0.06,-128.19)   10.15                80
 05/17/2021   10:02:00   (   0.06,-128.22) (   0.22,-128.93)   81.31                80
 05/18/2021   09:40:36   (   0.06,-128.24) (  -0.78,-124.40)  436.87                80
 05/19/2021   22:02:33   (  -0.07,-128.20) (  -0.38,-129.71)  171.40                80
 05/20/2021   21:46:29   (  -0.07,-128.23) (   0.62,-125.18)  347.18                80
 05/22/2021   10:08:17   (   0.07,-128.32) (   0.54,-130.46)  243.06                80
 05/23/2021   09:46:52   (   0.07,-128.34) (  -0.47,-125.93)  274.60                80
 05/24/2021   22:08:49   (  -0.07,-128.29) (  -0.75,-131.23)  335.63                80
 05/25/2021   21:52:45   (  -0.06,-128.30) (   0.32,-126.71)  182.09                80
 05/27/2021   10:14:33   (   0.06,-128.40) (   0.85,-131.99)  408.76                80