Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2020 9 6.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 09/07/2020   06:11:06   (  -0.04, -75.17) (  -0.77, -71.92)  370.60                80
 09/08/2020   18:33:03   (   0.05, -75.18) (  -0.39, -77.23)  233.17                80
 09/09/2020   18:16:59   (   0.05, -75.18) (   0.61, -72.70)  283.21                80
 09/11/2020   06:38:47   (  -0.06, -75.17) (   0.56, -77.97)  318.30                80
 09/12/2020   06:17:22   (  -0.06, -75.17) (  -0.44, -73.43)  198.07                80
 09/13/2020   18:39:20   (   0.06, -75.18) (  -0.71, -78.74)  405.42                80
 09/14/2020   18:23:15   (   0.07, -75.19) (   0.29, -74.21)  111.34                80
 09/16/2020   06:45:04   (  -0.07, -75.19) (   0.88, -79.48)  489.18                80
 09/17/2020   06:23:39   (  -0.07, -75.19) (  -0.13, -74.95)   27.89                80
 09/19/2020   18:26:51   (   0.07, -75.22) (  -0.07, -75.72)   57.06                80