Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2025 6 12.  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,  61.32) (  -0.05,  60.59)   83.48                80
 06/16/2025   09:06:58   (   0.12,  61.31) (   0.94,  65.12)  433.69                80
 06/17/2025   21:26:08   (  -0.15,  61.36) (   0.22,  59.85)  172.24                80
 06/18/2025   21:10:04   (  -0.14,  61.36) (  -0.84,  64.37)  344.69                80
 06/20/2025   09:29:21   (   0.17,  61.31) (  -0.30,  59.06)  255.48                80
 06/21/2025   09:13:17   (   0.16,  61.32) (   0.69,  63.60)  261.03                80
 06/22/2025   21:32:26   (  -0.20,  61.37) (   0.46,  58.33)  346.13                80
 06/23/2025   21:16:22   (  -0.18,  61.38) (  -0.54,  62.86)  169.81                80
 06/25/2025   09:35:38   (   0.22,  61.35) (  -0.65,  57.56)  431.76                80
 06/26/2025   09:19:34   (   0.21,  61.36) (   0.35,  62.10)   84.14                80