Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2025 6 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 06/22/2025   08:03:19   (  -0.01, -99.87) (  -0.26, -98.84)  117.59                80
 06/24/2025   20:03:46   (   0.02, -98.52) (  -0.23, -99.53)  115.94                80
 06/25/2025   19:47:41   (   0.01, -97.98) (   0.71, -94.98)  342.31                80
 06/27/2025   08:06:46   (  -0.01, -97.14) (   0.68,-100.21)  349.12                80
 06/28/2025   07:50:39   (  -0.00, -96.61) (  -0.20, -95.64)  109.56                80
 06/30/2025   19:51:07   (  -0.00, -95.28) (  -0.22, -96.35)  121.69                80
 07/01/2025   19:35:01   (  -0.01, -94.75) (   0.67, -91.79)  337.49                80
 07/03/2025   07:54:06   (   0.00, -93.92) (   0.72, -97.02)  352.85                80
 07/04/2025   07:38:01   (   0.01, -93.40) (  -0.23, -92.47)  106.42                80