Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2023 7 29.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 07/29/2023   08:12:56   (  -0.01,-104.73) (  -0.62,-102.05)  305.64                80
 07/30/2023   20:34:52   (   0.00,-104.69) (  -0.57,-107.35)  302.76                80
 07/31/2023   20:18:47   (  -0.00,-104.69) (   0.40,-102.82)  213.24                80
 08/02/2023   08:40:35   (   0.00,-104.71) (   0.73,-108.10)  384.97                80
 08/03/2023   08:19:10   (   0.00,-104.71) (  -0.24,-103.56)  130.82                80
 08/04/2023   20:41:06   (  -0.00,-104.68) (  -0.95,-108.87)  477.76                80
 08/05/2023   20:25:01   (  -0.00,-104.68) (   0.08,-104.34)   38.61                80
 08/08/2023   08:28:04   (   0.01,-104.71) (   0.06,-105.09)   42.39                80
 08/09/2023   08:06:39   (   0.01,-104.71) (  -0.91,-100.55)  473.80                80
 08/10/2023   20:28:35   (  -0.02,-104.67) (  -0.26,-105.86)  134.78                80
 08/11/2023   20:12:30   (  -0.02,-104.67) (   0.71,-101.32)  381.61                80