Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2022 12 24.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/25/2022   10:47:09   (   0.01,-137.33) (   0.55,-139.81)  281.51                80
 12/26/2022   10:25:45   (   0.02,-137.33) (  -0.46,-135.28)  234.03                80
 12/27/2022   22:50:22   (  -0.02,-137.32) (  -0.78,-140.57)  371.79                80
 12/28/2022   22:28:59   (  -0.02,-137.31) (   0.24,-136.04)  143.69                80
 12/30/2022   10:53:28   (   0.02,-137.30) (   0.95,-141.31)  458.21                80
 12/31/2022   10:32:05   (   0.02,-137.29) (  -0.07,-136.79)   57.08                80
 01/02/2023   22:38:00   (  -0.03,-137.26) (  -0.09,-137.57)   34.50                80
 01/03/2023   22:16:36   (  -0.03,-137.25) (   0.93,-133.04)  480.20                80
 01/05/2023   10:41:04   (   0.04,-137.22) (   0.30,-138.30)  123.04                80
 01/06/2023   10:19:41   (   0.04,-137.21) (  -0.72,-133.77)  391.25                80