Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2025 10 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 10/21/2025   09:27:40   (   0.36,  61.47) (   0.13,  60.54)  106.05                80
 10/22/2025   09:06:18   (   0.40,  61.47) (   1.22,  65.05)  408.71                80
 10/23/2025   21:30:46   (  -0.33,  61.50) (   0.04,  59.80)  192.88                80
 10/24/2025   21:09:22   (  -0.37,  61.52) (  -1.00,  64.33)  320.27                80
 10/26/2025   09:33:59   (   0.29,  61.54) (  -0.24,  59.04)  284.78                80
 10/27/2025   09:12:35   (   0.34,  61.56) (   0.80,  63.57)  229.12                80
 10/28/2025   21:37:03   (  -0.26,  61.58) (   0.45,  58.31)  371.74                80
 10/29/2025   21:15:40   (  -0.31,  61.60) (  -0.59,  62.84)  140.79                80
 10/31/2025   09:40:15   (   0.23,  61.65) (  -0.69,  57.56)  466.30                80
 11/01/2025   09:18:52   (   0.28,  61.67) (   0.36,  62.09)   47.23                80