Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2025 1 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)
 01/20/2025   21:00:06   (  -0.02,  61.45) (  -1.00,  65.79)  494.31                80
 01/22/2025   09:22:02   (   0.01,  61.57) (  -0.22,  60.49)  123.05                80
 01/23/2025   09:05:58   (   0.00,  61.58) (   0.78,  65.03)  392.53                80
 01/24/2025   21:27:46   (   0.01,  61.50) (   0.40,  59.76)  198.09                80
 01/25/2025   21:06:21   (   0.01,  61.52) (  -0.61,  64.29)  316.23                80
 01/27/2025   09:28:18   (  -0.01,  61.66) (  -0.58,  58.99)  303.50                80
 01/28/2025   09:12:13   (  -0.00,  61.68) (   0.43,  63.52)  210.97                80
 01/29/2025   21:34:02   (  -0.00,  61.59) (   0.74,  58.25)  380.21                80
 01/30/2025   21:12:37   (  -0.00,  61.61) (  -0.28,  62.78)  133.75                80
 02/01/2025   09:34:32   (   0.00,  61.77) (  -0.95,  57.49)  486.92                80
 02/02/2025   09:18:28   (   0.00,  61.79) (   0.08,  62.02)   27.45                80