Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2022 12 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/27/2022   22:47:43   (  -0.01,-137.33) (  -0.74,-140.58)  370.39                80
 12/28/2022   22:31:40   (  -0.01,-137.33) (   0.27,-136.05)  145.62                80
 12/30/2022   10:53:29   (   0.01,-137.33) (   0.91,-141.32)  455.23                80
 12/31/2022   10:32:05   (   0.02,-137.32) (  -0.11,-136.79)   60.53                80
 01/02/2023   22:35:20   (  -0.02,-137.31) (  -0.05,-137.58)   30.08                80
 01/03/2023   22:19:16   (  -0.02,-137.30) (   0.91,-133.03)  485.32                80
 01/05/2023   10:41:05   (   0.03,-137.28) (   0.26,-138.31)  116.89                80
 01/06/2023   10:19:42   (   0.03,-137.27) (  -0.76,-133.78)  397.88                80
 01/07/2023   22:44:19   (  -0.03,-137.25) (  -0.46,-139.08)  209.35                80
 01/08/2023   22:22:55   (  -0.03,-137.23) (   0.56,-134.55)  305.19                80