Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2023 12 7.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/08/2023   08:39:36   (   0.00,-104.68) (   0.74,-108.08)  386.87                80
 12/09/2023   08:18:11   (   0.01,-104.68) (  -0.27,-103.55)  130.07                80
 12/10/2023   20:40:05   (  -0.01,-104.66) (  -0.97,-108.84)  476.75                80
 12/11/2023   20:24:00   (  -0.01,-104.66) (   0.05,-104.30)   40.20                80
 12/14/2023   08:27:01   (   0.02,-104.68) (   0.11,-105.03)   40.50                80
 12/15/2023   08:05:35   (   0.02,-104.68) (  -0.91,-100.50)  475.90                80
 12/16/2023   20:27:30   (  -0.01,-104.65) (  -0.26,-105.80)  131.77                80
 12/17/2023   20:11:25   (  -0.00,-104.64) (   0.76,-101.27)  384.67                80
 12/19/2023   08:33:11   (  -0.01,-104.67) (   0.41,-106.54)  212.21                80
 12/20/2023   08:11:46   (  -0.01,-104.67) (  -0.62,-102.00)  304.38                80