Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2023 10 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)
 10/19/2023   08:27:04   (  -0.21,  77.40) (  -0.72,  75.11)  260.83                80
 10/20/2023   08:05:43   (  -0.23,  76.34) (   0.50,  79.59)  370.64                80
 10/21/2023   20:30:18   (   0.20,  74.73) (   0.30,  74.23)   56.56                80
 10/23/2023   08:52:22   (  -0.17,  73.11) (  -1.12,  68.84)  486.57                80
 10/24/2023   08:31:01   (  -0.19,  72.05) (   0.11,  73.32)  145.06                80
 10/25/2023   20:55:35   (   0.17,  70.42) (   0.74,  67.97)  280.25                80
 10/26/2023   20:34:15   (   0.19,  69.37) (  -0.49,  72.45)  350.33                80
 10/28/2023   08:58:58   (  -0.17,  67.75) (  -0.31,  67.05)   79.22                80
 10/30/2023   20:59:32   (   0.17,  65.07) (  -0.09,  66.18)  127.14                80
 11/01/2023   09:24:14   (  -0.14,  63.46) (  -0.76,  60.80)  304.43                80