Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2023 10 16.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 10/17/2023   20:02:20   (   0.24,  79.04) (  -0.08,  80.51)  167.36                80
 10/19/2023   08:27:04   (  -0.21,  77.40) (  -0.70,  75.10)  260.88                80
 10/20/2023   08:05:43   (  -0.23,  76.34) (   0.52,  79.59)  370.59                80
 10/21/2023   20:30:18   (   0.20,  74.73) (   0.34,  74.24)   56.76                80
 10/23/2023   08:52:21   (  -0.17,  73.11) (  -1.15,  68.85)  486.75                80
 10/24/2023   08:31:01   (  -0.19,  72.05) (   0.07,  73.33)  144.86                80
 10/25/2023   20:55:36   (   0.17,  70.42) (   0.71,  67.96)  280.53                80
 10/26/2023   20:34:15   (   0.19,  69.37) (  -0.52,  72.44)  350.01                80
 10/28/2023   08:58:58   (  -0.17,  67.75) (  -0.35,  67.06)   79.61                80