Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2019 12 23.  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)
 12/24/2019   22:01:56   (   0.03,-128.12) (  -0.31,-129.57)  166.03                80
 12/25/2019   21:45:53   (   0.02,-128.14) (   0.72,-125.05)  352.99                80
 12/27/2019   10:05:02   (  -0.03,-128.21) (   0.43,-130.32)  240.52                80
 12/28/2019   09:48:58   (  -0.03,-128.24) (  -0.55,-125.79)  278.41                80
 12/29/2019   22:08:16   (   0.04,-128.24) (  -0.60,-131.10)  326.53                80
 12/30/2019   21:52:12   (   0.03,-128.26) (   0.44,-126.58)  192.14                80
 01/01/2020   10:11:21   (  -0.04,-128.32) (   0.77,-131.84)  402.06                80
 01/02/2020   09:55:17   (  -0.04,-128.34) (  -0.27,-127.32)  116.58                80
 01/03/2020   22:14:35   (   0.05,-128.34) (  -0.94,-132.62)  488.44                80
 01/04/2020   21:58:31   (   0.04,-128.36) (   0.10,-128.10)   29.77                80