Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2019 12 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 12/22/2019   01:45:11   (   0.14,-128.05) (   0.79,-125.28)  317.16                80
 12/24/2019   14:06:14   (  -0.14,-128.13) (   0.35,-130.26)  242.92                80
 12/25/2019   13:57:14   (  -0.13,-128.15) (  -0.31,-127.41)   85.17                80
 12/26/2019   13:45:35   (  -0.13,-128.18) (  -0.97,-124.56)  413.19                80
 12/28/2019   02:18:20   (   0.12,-128.22) (  -0.86,-132.40)  477.49                80
 12/29/2019   02:06:42   (   0.12,-128.24) (  -0.16,-129.56)  149.95                80
 12/30/2019   01:52:22   (   0.12,-128.26) (   0.49,-126.71)  177.60                80
 01/01/2020   14:13:23   (  -0.11,-128.32) (   0.65,-131.68)  383.74                80
 01/02/2020   14:01:44   (  -0.11,-128.34) (  -0.02,-128.83)   56.19                80
 01/03/2020   13:52:44   (  -0.11,-128.36) (  -0.69,-125.99)  271.35                80