Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2025 5 22.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 05/22/2025   21:15:57   (   0.01,  61.61) (  -0.27,  62.90)  147.48                80
 05/24/2025   09:35:15   (   0.02,  61.56) (  -0.88,  57.59)  452.12                80
 05/25/2025   09:19:11   (   0.01,  61.54) (   0.15,  62.12)   65.92                80
 05/27/2025   21:19:37   (  -0.03,  61.54) (  -0.02,  61.37)   18.98                80
 05/28/2025   21:03:33   (  -0.01,  61.53) (  -0.99,  65.91)  498.95                80
 05/30/2025   09:22:51   (   0.04,  61.49) (  -0.14,  60.60)  101.67                80
 05/31/2025   09:06:47   (   0.03,  61.48) (   0.84,  65.13)  415.98                80
 06/01/2025   21:25:56   (  -0.06,  61.50) (   0.33,  59.86)  186.86                80
 06/02/2025   21:09:52   (  -0.04,  61.49) (  -0.71,  64.39)  330.97                80
 06/04/2025   09:29:10   (   0.07,  61.44) (  -0.46,  59.08)  269.23                80
 06/05/2025   09:13:05   (   0.06,  61.44) (   0.52,  63.62)  248.41                80