Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2019 12 8.  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)
 12/08/2019   22:01:53   (   0.00,-128.17) (  -0.29,-129.58)  159.85                80
 12/09/2019   21:45:47   (  -0.01,-128.14) (   0.68,-125.04)  354.14                80
 12/11/2019   10:04:56   (  -0.01,-128.13) (   0.45,-130.31)  247.88                80
 12/12/2019   09:48:50   (   0.00,-128.10) (  -0.52,-125.77)  265.52                80
 12/13/2019   22:08:06   (   0.01,-128.02) (  -0.67,-131.07)  348.30                80
 12/14/2019   21:52:01   (   0.00,-127.98) (   0.30,-126.53)  164.65                80
 12/16/2019   10:11:09   (  -0.02,-127.96) (   0.83,-131.81)  438.63                80
 12/17/2019   09:55:04   (  -0.01,-127.92) (  -0.14,-127.26)   73.97                80
 12/19/2019   21:55:36   (   0.02,-127.79) (  -0.01,-128.04)   28.41                80
 12/20/2019   21:39:30   (   0.01,-127.75) (   0.96,-123.50)  484.09                80
 12/22/2019   09:58:37   (  -0.03,-127.72) (   0.23,-128.76)  119.76                80