Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2023 1 22.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 01/24/2023   09:41:35   (   0.01,-123.01) (   0.23,-124.05)  117.51                80
 01/25/2023   09:25:26   (   0.01,-121.86) (  -0.53,-119.46)  273.60                80
 01/27/2023   21:25:48   (  -0.01,-118.95) (  -0.28,-120.08)  129.94                80
 01/28/2023   21:09:39   (  -0.01,-117.79) (   0.48,-115.50)  261.18                80
 01/31/2023   09:09:53   (   0.01,-114.86) (   0.28,-116.10)  141.02                80
 02/01/2023   08:53:45   (   0.01,-113.70) (  -0.50,-111.51)  249.78                80
 02/03/2023   20:54:06   (  -0.02,-110.77) (  -0.34,-112.13)  154.82                80
 02/04/2023   20:37:57   (  -0.02,-109.61) (   0.44,-107.54)  235.98                80