Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2021 8 11.  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) (   0.49,-108.24)  462.29                80
 08/13/2021   08:18:16   (  -0.39,-104.18) (  -0.50,-103.71)   54.00                80
 08/15/2021   20:21:30   (   0.40,-104.38) (   0.36,-104.49)   13.21                80
 08/18/2021   08:27:14   (  -0.43,-104.20) (  -0.22,-105.24)  117.80                80
 08/19/2021   08:05:50   (  -0.42,-104.19) (  -1.21,-100.70)  397.96                80
 08/20/2021   20:27:48   (   0.44,-104.37) (   0.08,-106.02)  187.76                80
 08/21/2021   20:11:44   (   0.44,-104.38) (   1.07,-101.49)  329.59                80
 08/23/2021   08:33:32   (  -0.46,-104.22) (   0.12,-106.76)  288.95                80
 08/24/2021   08:12:08   (  -0.45,-104.22) (  -0.87,-102.22)  227.32                80