Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2025 4 15.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 04/17/2025   09:28:14   (  -0.10,  61.39) (  -0.60,  59.19)  250.46                80
 04/18/2025   09:12:10   (  -0.11,  61.40) (   0.39,  63.72)  264.17                80
 04/19/2025   21:31:21   (   0.10,  61.39) (   0.76,  58.44)  335.50                80
 04/20/2025   21:15:17   (   0.11,  61.40) (  -0.23,  62.98)  179.06                80
 04/22/2025   09:34:36   (  -0.10,  61.46) (  -0.96,  57.67)  432.94                80
 04/23/2025   09:18:33   (  -0.10,  61.48) (   0.03,  62.20)   81.39                80
 04/25/2025   21:19:00   (   0.10,  61.49) (   0.11,  61.45)    4.96                80
 04/28/2025   09:22:16   (  -0.09,  61.58) (  -0.28,  60.67)  103.83                80
 04/29/2025   09:06:12   (  -0.09,  61.60) (   0.72,  65.20)  409.59                80