Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2023 12 4.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/04/2023   09:05:33   (  -0.02,  61.26) (   0.84,  65.19)  447.47                80
 12/05/2023   21:27:21   (  -0.00,  61.18) (   0.29,  59.92)  144.41                80
 12/06/2023   21:05:55   (   0.01,  61.17) (  -0.72,  64.45)  374.34                80
 12/08/2023   09:27:51   (   0.01,  61.19) (  -0.46,  59.15)  232.95                80
 12/09/2023   09:11:45   (  -0.00,  61.17) (   0.55,  63.68)  286.37                80
 12/10/2023   21:33:32   (  -0.02,  61.08) (   0.56,  58.41)  304.79                80
 12/11/2023   21:12:06   (  -0.00,  61.08) (  -0.40,  62.95)  213.24                80
 12/13/2023   09:34:01   (   0.02,  61.13) (  -0.78,  57.65)  396.93                80
 12/14/2023   09:17:56   (   0.01,  61.12) (   0.25,  62.18)  121.33                80
 12/15/2023   21:39:42   (  -0.03,  61.03) (   0.91,  56.91)  469.80                80
 12/16/2023   21:18:17   (  -0.01,  61.03) (  -0.11,  61.45)   47.41                80