Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2024 4 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 04/19/2024   09:34:23   (  -0.10,  61.32) (  -0.96,  57.50)  434.94                80
 04/20/2024   09:18:19   (  -0.10,  61.33) (   0.06,  62.03)   80.40                80
 04/22/2024   21:19:39   (   0.10,  61.31) (   0.09,  61.29)    2.75                23
 04/25/2024   09:21:53   (  -0.09,  61.39) (  -0.30,  60.52)   99.23                80
 04/26/2024   09:05:48   (  -0.09,  61.41) (   0.73,  65.05)  415.34                80
 04/27/2024   21:24:55   (   0.08,  61.40) (   0.43,  59.78)  184.65                80
 04/28/2024   21:08:50   (   0.09,  61.42) (  -0.55,  64.32)  329.67                80
 04/30/2024   09:28:06   (  -0.08,  61.50) (  -0.61,  59.01)  283.00                80
 05/01/2024   09:12:01   (  -0.09,  61.52) (   0.39,  63.54)  231.00                80