Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2023 12 8.  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) (   0.79,-108.07)  386.95                80
 12/09/2023   08:18:10   (   0.00,-104.68) (  -0.22,-103.54)  129.99                80
 12/10/2023   20:40:05   (  -0.00,-104.66) (  -0.96,-108.84)  476.69                80
 12/11/2023   20:24:00   (  -0.00,-104.66) (   0.05,-104.30)   40.24                80
 12/14/2023   08:27:01   (   0.01,-104.68) (   0.10,-105.03)   40.57                80
 12/15/2023   08:05:35   (   0.01,-104.68) (  -0.91,-100.50)  475.89                80
 12/16/2023   20:27:31   (  -0.02,-104.65) (  -0.26,-105.80)  131.38                80
 12/17/2023   20:11:25   (  -0.01,-104.65) (   0.76,-101.27)  385.22                80
 12/19/2023   08:33:11   (   0.01,-104.68) (   0.41,-106.54)  211.77                80
 12/20/2023   08:11:46   (   0.00,-104.68) (  -0.61,-102.00)  304.85                80
 12/21/2023   20:33:40   (  -0.01,-104.65) (  -0.61,-107.29)  302.14                80