Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2020 4 19.  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)
 04/19/2020   22:11:44   (   0.17,-128.01) (  -0.57,-131.19)  362.97                80
 04/20/2020   21:50:19   (   0.18,-128.04) (   0.46,-126.67)  155.94                80
 04/22/2020   10:14:47   (  -0.16,-128.08) (   0.72,-131.93)  439.86                80
 04/23/2020   09:53:22   (  -0.17,-128.10) (  -0.31,-127.41)   78.29                80
 04/25/2020   21:58:25   (   0.16,-128.14) (   0.16,-128.19)    4.96                31
 04/28/2020   10:02:17   (  -0.15,-128.19) (  -0.01,-128.93)   84.18                80
 04/29/2020   09:40:52   (  -0.16,-128.20) (  -1.04,-124.41)  432.94                80
 04/30/2020   22:05:28   (   0.13,-128.21) (  -0.20,-129.70)  170.14                80
 05/01/2020   21:44:03   (   0.14,-128.22) (   0.84,-125.17)  347.07                80
 05/03/2020   10:08:29   (  -0.11,-128.24) (   0.41,-130.43)  250.41                80