Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2025 6 11.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 06/12/2025   21:19:50   (  -0.12,  61.37) (  -0.11,  61.36)    1.61                80
 06/15/2025   09:23:03   (   0.14,  61.32) (  -0.06,  60.59)   83.72                80
 06/16/2025   09:06:59   (   0.12,  61.32) (   0.99,  65.11)  433.42                80
 06/17/2025   21:26:08   (  -0.15,  61.36) (   0.17,  59.84)  172.49                80
 06/18/2025   21:10:04   (  -0.14,  61.36) (  -0.83,  64.38)  344.38                80
 06/20/2025   09:29:21   (   0.17,  61.32) (  -0.32,  59.07)  255.92                80
 06/21/2025   09:13:17   (   0.16,  61.32) (   0.68,  63.60)  260.52                80
 06/22/2025   21:32:26   (  -0.20,  61.37) (   0.48,  58.33)  346.63                80
 06/23/2025   21:16:22   (  -0.18,  61.38) (  -0.52,  62.87)  169.24                80
 06/25/2025   09:35:39   (   0.22,  61.35) (  -0.62,  57.55)  432.47                80