Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2021 8 12.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 08/12/2021   08:39:40   (  -0.41,-104.18) (   0.50,-108.24)  462.16                80
 08/13/2021   08:18:16   (  -0.39,-104.18) (  -0.49,-103.71)   54.19                80
 08/15/2021   20:21:30   (   0.40,-104.38) (   0.41,-104.50)   13.06                80
 08/18/2021   08:27:14   (  -0.43,-104.20) (  -0.21,-105.24)  117.19                80
 08/19/2021   08:05:50   (  -0.42,-104.20) (  -1.20,-100.70)  398.63                80
 08/20/2021   20:27:48   (   0.44,-104.38) (   0.07,-106.02)  187.09                80
 08/21/2021   20:11:44   (   0.44,-104.39) (   1.06,-101.49)  330.35                80
 08/23/2021   08:33:32   (  -0.46,-104.23) (   0.12,-106.75)  287.94                80
 08/24/2021   08:12:07   (  -0.45,-104.23) (  -0.87,-102.22)  228.41                80
 08/25/2021   20:34:06   (   0.47,-104.39) (  -0.26,-107.54)  358.88                80