Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2025 3 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 03/21/2025   09:33:54   (  -0.10,  61.31) (  -0.88,  57.75)  405.48                80
 03/22/2025   09:17:48   (  -0.10,  61.31) (   0.12,  62.29)  111.65                80
 03/23/2025   21:36:53   (   0.11,  61.25) (   1.03,  57.03)  480.50                80
 03/24/2025   21:20:46   (   0.11,  61.26) (   0.02,  61.57)   36.58                80
 03/27/2025   09:21:12   (  -0.11,  61.34) (  -0.26,  60.84)   57.94                80
 03/28/2025   09:05:06   (  -0.12,  61.35) (   0.77,  65.38)  458.88                80
 03/29/2025   21:24:11   (   0.11,  61.30) (   0.35,  60.12)  133.96                80
 03/30/2025   21:08:04   (   0.11,  61.31) (  -0.62,  64.67)  382.60                80
 04/01/2025   09:27:17   (  -0.11,  61.39) (  -0.56,  59.38)  229.45                80
 04/02/2025   09:11:10   (  -0.11,  61.41) (   0.48,  63.92)  286.59                80