Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2024 9 16.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 09/16/2024   09:21:06   (  -0.34,  61.34) (  -0.49,  60.66)   77.12                80
 09/17/2024   09:04:59   (  -0.35,  61.32) (   0.52,  65.20)  441.64                80
 09/18/2024   21:26:45   (   0.34,  61.35) (   0.64,  59.93)  160.92                80
 09/19/2024   21:05:18   (   0.34,  61.35) (  -0.38,  64.47)  356.93                80
 09/21/2024   09:27:11   (  -0.33,  61.30) (  -0.81,  59.18)  241.65                80
 09/22/2024   09:11:05   (  -0.34,  61.29) (   0.22,  63.72)  276.65                80
 09/23/2024   21:32:49   (   0.32,  61.32) (   0.98,  58.46)  325.58                80
 09/24/2024   21:11:23   (   0.32,  61.32) (  -0.06,  63.00)  191.56                80
 09/26/2024   09:33:16   (  -0.30,  61.30) (  -1.09,  57.70)  409.40                80
 09/27/2024   09:17:09   (  -0.30,  61.29) (  -0.11,  62.25)  108.63                80
 09/28/2024   21:38:54   (   0.28,  61.30) (   1.23,  56.98)  492.25                80
 09/29/2024   21:17:26   (   0.29,  61.31) (   0.24,  61.53)   25.06                80