Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2020 12 10.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/10/2020   08:32:20   (  -0.06,-104.37) (   0.43,-106.49)  241.50                80
 12/11/2020   08:10:55   (  -0.04,-104.37) (  -0.58,-101.95)  274.93                80
 12/12/2020   20:32:49   (   0.06,-104.11) (  -0.66,-107.24)  357.41                80
 12/13/2020   20:16:43   (   0.05,-104.11) (   0.35,-102.71)  159.91                80
 12/15/2020   08:38:31   (  -0.06,-104.37) (   0.76,-107.99)  412.05                80
 12/16/2020   08:17:05   (  -0.05,-104.37) (  -0.25,-103.45)  104.27                80
 12/18/2020   20:20:14   (   0.05,-104.10) (   0.03,-104.21)   12.29                80
 12/21/2020   08:25:56   (  -0.06,-104.38) (   0.06,-104.96)   65.39                80
 12/22/2020   08:04:30   (  -0.05,-104.38) (  -0.96,-100.42)  451.48                80
 12/23/2020   20:26:25   (   0.07,-104.11) (  -0.27,-105.71)  182.26                80