Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2025 5 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 05/21/2025   21:32:01   (  -0.00,  61.63) (   0.71,  58.37)  371.10                80
 05/22/2025   21:15:56   (   0.01,  61.61) (  -0.26,  62.91)  147.52                80
 05/24/2025   09:35:15   (   0.02,  61.56) (  -0.89,  57.59)  452.12                80
 05/25/2025   09:19:11   (   0.01,  61.54) (   0.14,  62.12)   65.90                80
 05/27/2025   21:19:37   (  -0.03,  61.54) (  -0.01,  61.37)   18.84                80
 05/28/2025   21:03:33   (  -0.01,  61.53) (  -0.98,  65.91)  498.89                80
 05/30/2025   09:22:51   (   0.04,  61.49) (  -0.15,  60.60)  101.75                80
 05/31/2025   09:06:47   (   0.03,  61.48) (   0.83,  65.14)  415.88                80
 06/01/2025   21:25:57   (  -0.06,  61.50) (   0.28,  59.85)  187.01                80
 06/02/2025   21:09:52   (  -0.04,  61.49) (  -0.70,  64.39)  330.81                80
 06/04/2025   09:29:10   (   0.07,  61.45) (  -0.48,  59.09)  269.44                80