Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2024 1 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)
 01/11/2024   20:40:13   (  -0.02,-104.65) (  -0.96,-108.88)  481.86                80
 01/12/2024   20:24:08   (  -0.02,-104.65) (   0.03,-104.35)   34.19                80
 01/15/2024   08:27:13   (  -0.00,-104.68) (   0.10,-105.10)   48.50                80
 01/16/2024   08:05:50   (  -0.01,-104.68) (  -0.96,-100.58)  467.56                80
 01/17/2024   20:27:46   (   0.01,-104.66) (  -0.27,-105.88)  139.62                80
 01/18/2024   20:11:41   (   0.01,-104.66) (   0.73,-101.35)  376.90                80
 01/20/2024   08:33:30   (   0.01,-104.69) (   0.44,-106.62)  220.35                80
 01/21/2024   08:12:05   (   0.01,-104.68) (  -0.56,-102.09)  295.84                80
 01/22/2024   20:34:02   (  -0.01,-104.66) (  -0.65,-107.39)  311.82                80
 01/23/2024   20:17:57   (  -0.01,-104.66) (   0.36,-102.86)  204.59                80