Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2025 4 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)
 04/13/2025   09:05:47   (  -0.12,  61.36) (   0.75,  65.25)  443.70                80
 04/14/2025   21:24:57   (   0.11,  61.33) (   0.41,  59.98)  154.30                80
 04/15/2025   21:08:55   (   0.11,  61.34) (  -0.63,  64.50)  360.60                80
 04/17/2025   09:28:14   (  -0.10,  61.40) (  -0.58,  59.19)  251.86                80
 04/18/2025   09:12:11   (  -0.11,  61.42) (   0.41,  63.72)  262.52                80
 04/19/2025   21:31:21   (   0.10,  61.40) (   0.74,  58.44)  336.96                80
 04/20/2025   21:15:17   (   0.11,  61.42) (  -0.25,  62.97)  177.37                80
 04/22/2025   09:34:37   (  -0.10,  61.48) (  -0.94,  57.66)  435.46                80
 04/23/2025   09:18:33   (  -0.10,  61.50) (   0.05,  62.19)   78.58                80
 04/25/2025   21:21:40   (   0.10,  61.52) (   0.09,  61.44)    8.45                80