Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2021 8 25.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 08/25/2021   20:33:51   (  -0.41,-104.34) (  -1.10,-107.35)  342.59                80
 08/26/2021   20:17:48   (  -0.41,-104.35) (  -0.04,-102.83)  174.34                80
 08/28/2021   08:39:35   (   0.41,-104.19) (   1.28,-108.08)  443.71                80
 08/29/2021   08:18:11   (   0.41,-104.17) (   0.29,-103.55)   71.04                80
 08/31/2021   20:21:25   (  -0.40,-104.33) (  -0.42,-104.33)    1.70                80
 09/03/2021   08:27:09   (   0.40,-104.18) (   0.60,-105.07)  101.43                80
 09/04/2021   08:05:44   (   0.39,-104.16) (  -0.39,-100.53)  413.15                80
 09/05/2021   20:27:42   (  -0.39,-104.29) (  -0.72,-105.85)  177.57                80
 09/06/2021   20:11:38   (  -0.39,-104.30) (   0.27,-101.32)  339.35                80