Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2025 5 17.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 05/19/2025   09:28:55   (  -0.01,  61.65) (  -0.61,  59.12)  289.51                80
 05/20/2025   09:12:51   (  -0.02,  61.64) (   0.42,  63.65)  228.71                80
 05/21/2025   21:32:00   (  -0.00,  61.64) (   0.74,  58.37)  372.33                80
 05/22/2025   21:15:57   (   0.01,  61.62) (  -0.29,  62.90)  145.74                80
 05/24/2025   09:35:15   (   0.02,  61.58) (  -0.86,  57.59)  455.26                80
 05/25/2025   09:19:11   (   0.01,  61.58) (   0.12,  62.13)   62.27                80
 05/27/2025   21:19:37   (  -0.03,  61.58) (   0.01,  61.38)   23.19                80
 05/28/2025   21:03:32   (  -0.01,  61.58) (  -0.97,  65.92)  493.94                80
 05/30/2025   09:22:50   (   0.04,  61.55) (  -0.15,  60.60)  108.05                80
 05/31/2025   09:06:46   (   0.03,  61.55) (   0.83,  65.14)  409.07                80