Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2021 7 26.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 07/27/2021   08:39:29   (  -0.31,-104.13) (   0.59,-108.20)  463.41                80
 07/28/2021   08:20:44   (  -0.29,-104.13) (  -0.39,-103.66)   53.23                80
 07/30/2021   20:21:19   (   0.30,-104.37) (   0.30,-104.46)   10.08                80
 08/02/2021   08:27:03   (  -0.33,-104.16) (  -0.08,-105.19)  117.42                80
 08/03/2021   08:05:38   (  -0.31,-104.16) (  -1.07,-100.65)  399.06                80
 08/04/2021   20:27:38   (   0.35,-104.38) (  -0.01,-105.98)  182.87                80
 08/05/2021   20:11:33   (   0.34,-104.39) (   0.98,-101.45)  334.38                80
 08/07/2021   08:33:22   (  -0.37,-104.19) (   0.22,-106.71)  288.94                80
 08/08/2021   08:11:58   (  -0.36,-104.18) (  -0.82,-102.19)  227.33                80