Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2023 4 10.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 04/10/2023   20:19:43   (   0.01,-104.74) (   0.43,-102.76)  225.61                80
 04/12/2023   08:41:32   (  -0.00,-104.73) (   0.76,-108.02)  376.13                80
 04/13/2023   08:20:08   (   0.00,-104.72) (  -0.28,-103.50)  139.73                80
 04/14/2023   20:42:06   (  -0.00,-104.72) (  -0.91,-108.80)  464.55                80
 04/15/2023   20:26:01   (  -0.01,-104.72) (   0.08,-104.26)   51.82                80
 04/18/2023   08:29:06   (  -0.00,-104.71) (   0.05,-105.00)   33.09                80
 04/19/2023   08:07:41   (  -0.02,-104.70) (  -0.95,-100.46)  482.92                80
 04/20/2023   20:29:39   (   0.02,-104.71) (  -0.23,-105.77)  121.03                80
 04/21/2023   20:13:35   (   0.02,-104.71) (   0.83,-101.24)  395.61                80
 04/23/2023   08:35:23   (  -0.03,-104.70) (   0.40,-106.50)  204.96                80