Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2025 4 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 04/28/2025   09:22:16   (  -0.09,  61.48) (  -0.24,  60.66)   93.22                80
 04/29/2025   09:06:13   (  -0.09,  61.50) (   0.76,  65.19)  421.52                80
 04/30/2025   21:25:22   (   0.07,  61.50) (   0.41,  59.92)  179.54                80
 05/01/2025   21:09:19   (   0.08,  61.51) (  -0.59,  64.45)  335.16                80
 05/03/2025   09:28:37   (  -0.07,  61.56) (  -0.62,  59.14)  275.33                80
 05/04/2025   09:12:33   (  -0.08,  61.57) (   0.39,  63.67)  239.24                80
 05/05/2025   21:31:43   (   0.06,  61.58) (   0.78,  58.40)  362.27                80
 05/06/2025   21:15:39   (   0.07,  61.59) (  -0.23,  62.93)  152.59                80
 05/08/2025   09:34:58   (  -0.05,  61.63) (  -0.96,  57.62)  457.28                80
 05/09/2025   09:18:54   (  -0.06,  61.65) (   0.06,  62.15)   57.21                80
 05/11/2025   21:19:20   (   0.05,  61.68) (   0.08,  61.41)   31.08                80