Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2025 9 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 09/27/2025   21:15:07   (  -0.53,  61.36) (  -0.83,  62.80)  163.93                80
 09/29/2025   09:39:46   (   0.48,  61.34) (  -0.39,  57.50)  438.08                80
 09/30/2025   09:18:23   (   0.51,  61.34) (   0.66,  62.02)   77.06                80
 10/02/2025   21:24:10   (  -0.50,  61.39) (  -0.49,  61.28)   11.97                80
 10/05/2025   09:27:25   (   0.48,  61.39) (   0.29,  60.51)  100.84                80
 10/06/2025   09:06:01   (   0.51,  61.40) (   1.29,  65.04)  413.94                80
 10/07/2025   21:30:31   (  -0.45,  61.43) (  -0.07,  59.78)  189.05                80
 10/08/2025   21:09:08   (  -0.48,  61.45) (  -1.13,  64.29)  324.26                80
 10/10/2025   09:33:45   (   0.43,  61.47) (  -0.15,  59.01)  281.01                80
 10/11/2025   09:12:22   (   0.46,  61.49) (   0.92,  63.53)  232.73                80