Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2019 4 13.  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)
 04/13/2019   21:46:31   (  -0.06,-127.70) (   0.54,-125.09)  297.74                80
 04/15/2019   10:05:38   (   0.06,-127.65) (   0.64,-130.36)  307.55                80
 04/16/2019   09:49:32   (   0.06,-127.62) (  -0.33,-125.82)  204.73                80
 04/17/2019   22:08:49   (  -0.06,-127.54) (  -0.85,-131.12)  408.05                80
 04/18/2019   21:52:43   (  -0.06,-127.50) (   0.13,-126.59)  104.02                80
 04/21/2019   09:55:46   (   0.06,-127.41) (   0.02,-127.33)   10.31                80
 04/23/2019   21:56:17   (  -0.06,-127.29) (  -0.22,-128.10)   91.99                80
 04/24/2019   21:40:11   (  -0.06,-127.24) (   0.76,-123.56)  419.53                80
 04/26/2019   09:59:19   (   0.06,-127.18) (   0.42,-128.83)  187.49                80
 04/27/2019   09:43:13   (   0.07,-127.13) (  -0.56,-124.29)  323.92                80