Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2019 12 21.  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)
 12/22/2019   09:58:43   (  -0.03,-128.09) (   0.13,-128.79)   80.83                80
 12/23/2019   09:42:39   (  -0.02,-128.11) (  -0.91,-124.27)  438.69                80
 12/24/2019   22:01:56   (   0.03,-128.12) (  -0.30,-129.57)  165.90                80
 12/25/2019   21:45:53   (   0.02,-128.14) (   0.73,-125.05)  353.21                80
 12/27/2019   10:05:02   (  -0.03,-128.22) (   0.42,-130.33)  240.04                80
 12/28/2019   09:48:58   (  -0.03,-128.24) (  -0.56,-125.79)  278.97                80
 12/29/2019   22:08:16   (   0.04,-128.24) (  -0.59,-131.11)  325.99                80
 12/30/2019   21:52:12   (   0.03,-128.26) (   0.39,-126.57)  192.76                80
 01/01/2020   10:11:21   (  -0.04,-128.33) (   0.76,-131.85)  401.13                80
 01/02/2020   09:55:17   (  -0.04,-128.35) (  -0.27,-127.32)  117.58                80
 01/03/2020   22:14:35   (   0.05,-128.35) (  -0.93,-132.63)  487.50                80