Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2023 5 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 05/27/2023   23:58:00   (  -0.01,-153.55) (  -1.02,-157.90)  496.87                80
 05/28/2023   23:41:57   (  -0.03,-153.98) (   0.11,-153.40)   66.75                80
 05/30/2023   12:03:46   (  -0.00,-154.65) (   0.90,-158.70)  461.96                80
 05/31/2023   11:42:21   (   0.02,-155.07) (  -0.17,-154.18)  101.04                80
 06/02/2023   00:04:20   (   0.01,-155.70) (  -0.82,-159.53)  435.60                80
 06/02/2023   23:48:15   (  -0.00,-156.12) (   0.26,-155.01)  126.79                80
 06/04/2023   12:10:04   (  -0.04,-156.77) (   0.75,-160.32)  404.00                80
 06/05/2023   11:51:20   (  -0.02,-157.18) (  -0.33,-155.80)  157.61                80
 06/07/2023   00:10:37   (   0.05,-157.79) (  -0.71,-161.13)  381.15                80
 06/07/2023   23:54:33   (   0.03,-158.20) (   0.37,-156.62)  180.16                80
 06/09/2023   12:13:42   (  -0.06,-158.83) (   0.63,-161.92)  351.87                80