Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2025 4 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)
 04/12/2025   09:21:50   (  -0.11,  61.35) (  -0.25,  60.72)   71.62                80
 04/13/2025   09:05:47   (  -0.12,  61.36) (   0.78,  65.25)  443.47                80
 04/14/2025   21:24:57   (   0.11,  61.33) (   0.44,  59.98)  154.36                80
 04/15/2025   21:08:54   (   0.11,  61.34) (  -0.60,  64.50)  360.55                80
 04/17/2025   09:28:14   (  -0.10,  61.40) (  -0.60,  59.19)  252.14                80
 04/18/2025   09:12:11   (  -0.11,  61.42) (   0.44,  63.71)  262.23                80
 04/19/2025   21:31:20   (   0.10,  61.40) (   0.77,  58.45)  337.07                80
 04/20/2025   21:15:17   (   0.11,  61.42) (  -0.22,  62.98)  177.27                80
 04/22/2025   09:34:36   (  -0.10,  61.49) (  -0.97,  57.67)  435.83                80
 04/23/2025   09:18:33   (  -0.11,  61.51) (   0.02,  62.20)   78.24                80