Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2025 6 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 06/22/2025   21:32:26   (  -0.20,  61.31) (   0.47,  58.33)  339.63                80
 06/23/2025   21:16:21   (  -0.18,  61.31) (  -0.52,  62.87)  177.24                80
 06/25/2025   09:35:39   (   0.22,  61.25) (  -0.61,  57.56)  421.33                80
 06/26/2025   09:19:34   (   0.21,  61.25) (   0.39,  62.09)   95.45                80
 06/28/2025   21:22:39   (  -0.22,  61.31) (  -0.24,  61.35)    4.71                80
 07/01/2025   09:23:12   (   0.24,  61.26) (   0.11,  60.58)   76.80                80
 07/02/2025   09:07:07   (   0.22,  61.26) (   1.11,  65.11)  440.12                80
 07/03/2025   21:26:16   (  -0.26,  61.32) (   0.09,  59.85)  167.64                80
 07/04/2025   21:10:11   (  -0.24,  61.32) (  -0.91,  64.38)  348.82                80