Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2025 6 13.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 06/15/2025   09:23:03   (   0.14,  61.30) (  -0.03,  60.58)   82.26                80
 06/16/2025   09:06:58   (   0.12,  61.30) (   0.96,  65.12)  435.20                80
 06/17/2025   21:26:08   (  -0.15,  61.34) (   0.20,  59.85)  170.58                80
 06/18/2025   21:10:03   (  -0.14,  61.34) (  -0.80,  64.38)  346.65                80
 06/20/2025   09:29:21   (   0.17,  61.29) (  -0.34,  59.07)  252.66                80
 06/21/2025   09:13:16   (   0.16,  61.29) (   0.65,  63.61)  264.17                80
 06/22/2025   21:32:25   (  -0.20,  61.34) (   0.50,  58.34)  342.86                80
 06/23/2025   21:16:21   (  -0.18,  61.34) (  -0.50,  62.87)  173.41                80
 06/25/2025   09:35:38   (   0.22,  61.31) (  -0.63,  57.56)  427.33                80
 06/26/2025   09:19:34   (   0.21,  61.31) (   0.37,  62.09)   88.86                80