Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2025 9 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 09/18/2025   07:11:11   (  -0.24, -89.47) (  -0.98, -86.27)  364.87                80
 09/19/2025   19:33:10   (   0.24, -89.51) (  -0.22, -91.58)  235.23                80
 09/20/2025   19:17:08   (   0.24, -89.52) (   0.81, -87.06)  281.25                80
 09/22/2025   07:38:57   (  -0.23, -89.49) (   0.42, -92.32)  322.86                80
 09/23/2025   07:17:34   (  -0.24, -89.50) (  -0.61, -87.80)  193.52                80
 09/24/2025   19:39:34   (   0.23, -89.54) (  -0.57, -93.11)  406.10                80
 09/25/2025   19:23:31   (   0.24, -89.55) (   0.46, -88.58)  110.69                80
 09/27/2025   07:45:22   (  -0.23, -89.53) (   0.72, -93.86)  492.57                80
 09/28/2025   07:23:58   (  -0.24, -89.54) (  -0.26, -89.32)   23.92                80
 09/30/2025   19:27:15   (   0.24, -89.59) (   0.13, -90.11)   59.42                80
 10/01/2025   19:11:12   (   0.25, -89.60) (   1.18, -85.59)  457.52                80