Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2020 3 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 03/21/2020   20:23:09   (  -0.12,-104.06) (  -0.16,-104.26)   22.90                80
 03/22/2020   20:01:45   (  -0.12,-104.06) (   0.86, -99.73)  492.91                80
 03/24/2020   08:23:33   (   0.12,-104.16) (   0.30,-105.01)   96.41                80
 03/25/2020   08:07:29   (   0.12,-104.17) (  -0.72,-100.48)  420.69                80
 03/26/2020   20:29:25   (  -0.12,-104.08) (  -0.49,-105.78)  193.32                80
 03/27/2020   20:08:00   (  -0.13,-104.07) (   0.52,-101.25)  322.47                80
 03/29/2020   08:29:49   (   0.13,-104.16) (   0.63,-106.52)  269.14                80
 03/30/2020   08:13:44   (   0.13,-104.16) (  -0.38,-101.99)  247.81                80
 03/31/2020   20:35:41   (  -0.13,-104.09) (  -0.82,-107.29)  364.55                80
 04/01/2020   20:14:15   (  -0.13,-104.08) (   0.13,-102.75)  150.97                80