Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2022 12 1.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/01/2022   22:37:20   (   0.01,-137.32) (  -0.02,-137.49)   18.89                80
 12/02/2022   22:15:54   (   0.02,-137.32) (   1.00,-132.96)  497.89                80
 12/04/2022   10:40:21   (  -0.01,-137.32) (   0.17,-138.22)  101.40                80
 12/05/2022   10:18:54   (  -0.00,-137.32) (  -0.79,-133.67)  415.21                80
 12/06/2022   22:43:30   (  -0.01,-137.30) (  -0.37,-138.97)  189.68                80
 12/07/2022   22:22:04   (  -0.01,-137.29) (   0.66,-134.43)  326.36                80
 12/09/2022   10:46:29   (   0.01,-137.28) (   0.57,-139.68)  274.31                80
 12/10/2022   10:25:04   (   0.00,-137.26) (  -0.46,-135.15)  241.17                80
 12/11/2022   22:49:38   (  -0.00,-137.24) (  -0.75,-140.43)  365.24                80
 12/12/2022   22:28:13   (   0.00,-137.22) (   0.28,-135.90)  150.03                80
 12/14/2022   10:52:39   (  -0.00,-137.20) (   0.89,-141.16)  451.38                80