Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2023 12 5.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/05/2023   21:27:21   (  -0.00,  61.18) (   0.26,  59.91)  144.32                80
 12/06/2023   21:05:56   (   0.01,  61.17) (  -0.75,  64.45)  374.49                80
 12/08/2023   09:27:51   (   0.01,  61.19) (  -0.44,  59.15)  232.62                80
 12/09/2023   09:11:45   (  -0.00,  61.17) (   0.57,  63.68)  286.71                80
 12/10/2023   21:33:32   (  -0.02,  61.08) (   0.60,  58.41)  304.57                80
 12/11/2023   21:12:06   (  -0.00,  61.07) (  -0.42,  62.95)  213.47                80
 12/13/2023   09:34:02   (   0.02,  61.12) (  -0.76,  57.64)  396.49                80
 12/14/2023   09:17:56   (   0.01,  61.11) (   0.27,  62.18)  121.80                80
 12/15/2023   21:39:42   (  -0.03,  61.03) (   0.90,  56.91)  469.47                80
 12/16/2023   21:18:17   (  -0.01,  61.03) (  -0.13,  61.44)   47.82                80