Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2023 7 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 07/20/2023   20:25:02   (  -0.01,-104.71) (   0.09,-104.30)   46.39                80
 07/23/2023   08:28:05   (   0.01,-104.73) (   0.10,-105.04)   36.61                80
 07/24/2023   08:06:41   (   0.02,-104.72) (  -0.92,-100.52)  479.42                80
 07/25/2023   20:28:37   (  -0.02,-104.71) (  -0.27,-105.82)  127.36                80
 07/26/2023   20:12:32   (  -0.02,-104.71) (   0.75,-101.30)  388.83                80
 07/28/2023   08:34:20   (   0.02,-104.72) (   0.45,-106.57)  210.35                80
 07/29/2023   08:12:55   (   0.03,-104.72) (  -0.58,-102.04)  305.27                80
 07/30/2023   20:34:52   (  -0.03,-104.69) (  -0.61,-107.35)  302.76                80
 07/31/2023   20:18:46   (  -0.04,-104.68) (   0.36,-102.81)  213.03                80
 08/02/2023   08:40:34   (   0.04,-104.70) (   0.77,-108.09)  386.00                80