Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2023 7 2.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 07/03/2023   13:06:59   (  -0.23,-170.82) (   0.60,-174.64)  435.23                80
 07/04/2023   12:45:38   (  -0.20,-171.84) (  -0.58,-170.15)  192.12                80
 07/06/2023   01:10:21   (   0.24,-173.41) (  -0.23,-175.55)  243.26                80
 07/07/2023   00:49:00   (   0.21,-174.43) (   0.95,-171.05)  384.27                80
 07/08/2023   13:13:35   (  -0.24,-176.00) (  -0.18,-176.42)   48.06                80
 07/10/2023   01:35:37   (   0.28,-177.56) (  -0.69, 178.20)  483.94                80
 07/11/2023   01:14:17   (   0.25,-178.58) (   0.55,-177.33)  143.31                80
 07/12/2023   13:38:51   (  -0.28, 179.86) (   0.27, 177.32)  289.32                80
 07/13/2023   13:17:29   (  -0.26, 178.85) (  -0.91,-178.19)  337.24                80
 07/15/2023   01:42:13   (   0.30, 177.29) (   0.12, 176.41)   99.77                80