Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2021 8 28.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 08/28/2021   08:39:36   (   0.41,-104.18) (   1.27,-108.08)  444.12                80
 08/29/2021   08:18:11   (   0.41,-104.17) (   0.27,-103.55)   70.51                80
 08/31/2021   20:21:25   (  -0.40,-104.33) (  -0.40,-104.33)    1.02                80
 09/03/2021   08:27:09   (   0.40,-104.17) (   0.59,-105.07)  102.35                80
 09/04/2021   08:05:44   (   0.39,-104.15) (  -0.41,-100.54)  412.14                80
 09/05/2021   20:27:42   (  -0.39,-104.29) (  -0.77,-105.84)  178.01                80
 09/06/2021   20:11:38   (  -0.39,-104.29) (   0.29,-101.32)  338.86                80
 09/08/2021   08:33:25   (   0.39,-104.17) (   0.95,-106.58)  275.20                80
 09/09/2021   08:12:02   (   0.39,-104.15) (  -0.11,-102.06)  239.52                80
 09/10/2021   20:33:59   (  -0.39,-104.25) (  -1.06,-107.37)  354.39                80