Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2025 6 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 06/20/2025   09:29:21   (   0.17,  61.27) (  -0.32,  59.07)  250.35                80
 06/21/2025   09:13:16   (   0.16,  61.26) (   0.67,  63.61)  266.83                80
 06/22/2025   21:32:26   (  -0.20,  61.32) (   0.48,  58.33)  340.26                80
 06/23/2025   21:16:21   (  -0.18,  61.32) (  -0.52,  62.87)  176.39                80
 06/25/2025   09:35:39   (   0.22,  61.27) (  -0.62,  57.56)  423.04                80
 06/26/2025   09:19:34   (   0.21,  61.27) (   0.38,  62.09)   93.53                80
 06/28/2025   21:22:39   (  -0.22,  61.33) (  -0.23,  61.35)    2.71                80
 07/01/2025   09:23:12   (   0.24,  61.28) (   0.11,  60.58)   79.87                80
 07/02/2025   09:07:07   (   0.22,  61.29) (   1.11,  65.11)  436.85                80