Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2020 12 19.  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)
 12/19/2020   09:52:40   (   0.07,-128.23) (  -0.10,-127.35)   98.89                80
 12/21/2020   21:55:53   (  -0.09,-128.27) (  -0.04,-128.13)   15.62                80
 12/24/2020   10:01:36   (   0.11,-128.26) (   0.25,-128.86)   68.93                80
 12/25/2020   09:40:11   (   0.09,-128.26) (  -0.76,-124.33)  447.48                80
 12/26/2020   22:04:48   (  -0.13,-128.29) (  -0.44,-129.63)  153.03                80
 12/27/2020   21:43:23   (  -0.11,-128.29) (   0.57,-125.10)  362.71                80
 12/29/2020   10:07:51   (   0.16,-128.26) (   0.65,-130.36)  239.78                80
 12/30/2020   09:46:27   (   0.14,-128.26) (  -0.42,-125.84)  275.77                80
 12/31/2020   22:11:02   (  -0.18,-128.27) (  -0.84,-131.13)  325.69                80
 01/01/2021   21:49:39   (  -0.16,-128.26) (   0.24,-126.61)  189.24                80