Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2022 8 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 08/21/2022   22:47:21   (  -0.08,-137.32) (  -0.81,-140.69)  383.45                80
 08/22/2022   22:31:16   (  -0.07,-137.32) (   0.18,-136.15)  132.76                80
 08/24/2022   10:53:05   (   0.07,-137.32) (   1.01,-141.42)  468.22                80
 08/25/2022   10:31:41   (   0.07,-137.31) (  -0.03,-136.90)   47.67                80
 08/27/2022   22:34:54   (  -0.06,-137.31) (  -0.16,-137.67)   42.12                80
 08/28/2022   22:18:50   (  -0.06,-137.30) (   0.89,-133.15)  473.60                80
 08/30/2022   10:37:59   (   0.06,-137.29) (   0.30,-138.42)  128.30                80
 08/31/2022   10:21:54   (   0.06,-137.28) (  -0.69,-133.88)  386.97                80
 09/01/2022   22:41:12   (  -0.05,-137.26) (  -0.49,-139.19)  219.87                80
 09/02/2022   22:25:07   (  -0.05,-137.25) (   0.50,-134.66)  294.75                80