Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2023 12 11.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/11/2023   20:24:00   (   0.00,-104.66) (   0.06,-104.30)   40.55                80
 12/14/2023   08:27:01   (   0.01,-104.69) (   0.10,-105.04)   39.81                80
 12/15/2023   08:05:35   (   0.01,-104.69) (  -0.92,-100.50)  476.84                80
 12/16/2023   20:27:31   (  -0.02,-104.66) (  -0.26,-105.80)  129.99                80
 12/17/2023   20:11:25   (  -0.02,-104.66) (   0.76,-101.27)  386.93                80
 12/19/2023   08:33:12   (   0.02,-104.69) (   0.40,-106.54)  209.76                80
 12/20/2023   08:11:45   (   0.02,-104.69) (  -0.56,-101.99)  307.18                80
 12/21/2023   20:33:40   (  -0.02,-104.67) (  -0.61,-107.29)  299.45                80
 12/22/2023   20:17:35   (  -0.03,-104.67) (   0.42,-102.76)  217.69                80
 12/24/2023   08:39:21   (   0.03,-104.70) (   0.75,-108.03)  378.58                80