Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2020 6 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 06/22/2020   08:35:57   (  -0.13,-104.19) (   0.73,-107.99)  433.21                80
 06/23/2020   08:19:52   (  -0.11,-104.19) (  -0.26,-103.45)   84.13                80
 06/24/2020   20:39:09   (   0.14,-104.39) (  -0.84,-108.77)  499.36                80
 06/25/2020   20:23:04   (   0.13,-104.39) (   0.15,-104.23)   17.87                80
 06/28/2020   08:23:25   (  -0.14,-104.20) (   0.05,-104.96)   86.71                80
 06/29/2020   08:07:21   (  -0.12,-104.20) (  -1.00,-100.43)  430.73                80
 06/30/2020   20:26:37   (   0.16,-104.40) (  -0.16,-105.74)  152.49                80
 07/01/2020   20:10:33   (   0.15,-104.40) (   0.89,-101.21)  364.65                80
 07/03/2020   08:29:39   (  -0.19,-104.21) (   0.35,-106.46)  257.71                80
 07/04/2020   08:13:35   (  -0.17,-104.21) (  -0.70,-101.94)  259.50                80