Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2025 12 28.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/29/2025   09:35:23   (  -0.53,  61.37) (  -1.03,  59.14)  254.86                80
 12/30/2025   09:14:01   (  -0.49,  61.37) (   0.01,  63.66)  260.45                80
 12/31/2025   21:38:29   (   0.58,  61.30) (   1.25,  58.41)  329.64                80
 01/01/2026   21:17:08   (   0.53,  61.31) (   0.15,  62.92)  184.37                80
 01/03/2026   09:41:45   (  -0.63,  61.40) (  -1.46,  57.64)  428.21                80
 01/04/2026   09:20:23   (  -0.58,  61.40) (  -0.41,  62.16)   86.53                80
 01/06/2026   21:23:28   (   0.62,  61.33) (   0.62,  61.43)   11.60                80
 01/09/2026   09:29:24   (  -0.66,  61.43) (  -0.80,  60.66)   87.60                80
 01/10/2026   09:08:02   (  -0.61,  61.44) (   0.25,  65.18)  427.33                80