Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2023 7 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 07/28/2023   08:34:21   (  -0.01,-104.73) (   0.38,-106.58)  210.21                80
 07/29/2023   08:12:55   (  -0.01,-104.72) (  -0.59,-102.04)  305.46                80
 07/30/2023   20:34:52   (   0.00,-104.69) (  -0.60,-107.35)  302.95                80
 07/31/2023   20:18:47   (  -0.00,-104.69) (   0.42,-102.82)  212.87                80
 08/02/2023   08:40:35   (   0.00,-104.71) (   0.76,-108.09)  385.78                80
 08/03/2023   08:19:10   (   0.00,-104.70) (  -0.27,-103.57)  129.90                80
 08/04/2023   20:41:06   (  -0.00,-104.67) (  -0.92,-108.88)  478.63                80
 08/05/2023   20:25:01   (  -0.00,-104.67) (   0.06,-104.34)   37.60                80
 08/08/2023   08:28:04   (   0.01,-104.70) (   0.09,-105.08)   43.95                80
 08/09/2023   08:06:38   (   0.01,-104.69) (  -0.89,-100.55)  472.04                80