Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2023 10 10.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 10/10/2023   07:55:11   (  -0.24,  87.06) (  -1.09,  83.15)  445.14                80
 10/11/2023   07:33:47   (  -0.26,  86.00) (   0.10,  87.65)  187.83                80
 10/12/2023   19:58:18   (   0.23,  84.39) (   0.71,  82.31)  238.12                80
 10/13/2023   19:36:56   (   0.26,  83.34) (  -0.53,  86.79)  393.94                80
 10/15/2023   08:01:35   (  -0.23,  81.68) (  -0.30,  81.42)   30.14                80
 10/16/2023   20:23:27   (   0.21,  80.06) (   1.10,  76.08)  454.54                80
 10/17/2023   20:02:03   (   0.23,  79.01) (  -0.10,  80.57)  177.43                80
 10/19/2023   08:26:42   (  -0.21,  77.37) (  -0.71,  75.20)  248.48                80
 10/20/2023   08:05:20   (  -0.23,  76.31) (   0.55,  79.68)  384.56                80
 10/21/2023   20:29:50   (   0.20,  74.69) (   0.30,  74.34)   40.30                80
 10/23/2023   08:51:50   (  -0.17,  73.07) (  -1.10,  68.97)  467.94                80