Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2023 5 23.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 05/23/2023   23:32:57   (  -0.05,-151.79) (  -0.05,-151.77)    1.98                80
 05/26/2023   11:38:43   (   0.04,-152.90) (  -0.06,-152.57)   38.42                80
 05/27/2023   23:58:00   (  -0.01,-153.55) (  -1.00,-157.90)  496.80                80
 05/28/2023   23:39:16   (  -0.03,-153.98) (   0.07,-153.39)   66.92                80
 05/30/2023   12:03:46   (  -0.00,-154.65) (   0.88,-158.70)  461.48                80
 05/31/2023   11:42:22   (   0.02,-155.07) (  -0.19,-154.19)  101.64                80
 06/02/2023   00:04:19   (   0.02,-155.71) (  -0.85,-159.52)  435.10                80
 06/02/2023   23:45:34   (  -0.00,-156.12) (   0.23,-155.00)  127.39                80
 06/04/2023   12:07:24   (  -0.03,-156.78) (   0.78,-160.31)  403.10                80
 06/05/2023   11:48:39   (  -0.01,-157.19) (  -0.30,-155.79)  158.65                80