Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2023 7 1.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 07/01/2023   08:40:30   (   0.00,-104.74) (   0.71,-108.00)  371.16                80
 07/02/2023   08:19:06   (   0.00,-104.73) (  -0.28,-103.47)  144.30                80
 07/03/2023   20:41:02   (  -0.00,-104.71) (  -0.94,-108.77)  463.58                80
 07/04/2023   20:24:59   (  -0.00,-104.71) (   0.12,-104.25)   52.16                80
 07/07/2023   08:28:03   (  -0.00,-104.72) (   0.07,-105.00)   31.85                80
 07/08/2023   08:06:38   (  -0.00,-104.72) (  -0.94,-100.47)  483.80                80
 07/09/2023   20:28:35   (   0.00,-104.70) (  -0.22,-105.78)  123.66                80
 07/10/2023   20:12:31   (   0.00,-104.70) (   0.78,-101.26)  392.59                80
 07/12/2023   08:34:19   (  -0.00,-104.72) (   0.40,-106.53)  205.95                80
 07/13/2023   08:12:55   (   0.00,-104.72) (  -0.61,-102.00)  309.87                80
 07/14/2023   20:34:51   (  -0.00,-104.69) (  -0.60,-107.31)  298.26                80