Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2023 12 13.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/14/2023   08:27:01   (  -0.00,-104.69) (   0.09,-105.04)   40.28                80
 12/15/2023   08:05:35   (  -0.00,-104.68) (  -0.92,-100.50)  476.17                80
 12/16/2023   20:27:31   (   0.01,-104.66) (  -0.25,-105.80)  130.80                80
 12/17/2023   20:11:25   (   0.01,-104.66) (   0.77,-101.27)  386.03                80
 12/19/2023   08:33:12   (  -0.01,-104.69) (   0.40,-106.54)  210.84                80
 12/20/2023   08:11:46   (  -0.01,-104.69) (  -0.62,-102.01)  306.02                80
 12/21/2023   20:33:40   (   0.01,-104.66) (  -0.60,-107.30)  300.70                80
 12/22/2023   20:17:35   (   0.01,-104.66) (   0.43,-102.76)  216.30                80
 12/24/2023   08:39:21   (  -0.02,-104.69) (   0.74,-108.03)  380.38                80
 12/25/2023   08:17:56   (  -0.02,-104.69) (  -0.29,-103.50)  136.30                80
 12/26/2023   20:39:50   (   0.03,-104.66) (  -0.92,-108.79)  470.92                80