Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2020 12 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)
 12/21/2020   08:26:08   (  -0.07,-104.37) (   0.08,-105.00)   72.60                80
 12/22/2020   08:04:44   (  -0.06,-104.36) (  -0.93,-100.47)  443.43                80
 12/23/2020   20:26:40   (   0.07,-104.09) (  -0.30,-105.77)  191.41                80
 12/24/2020   20:10:35   (   0.07,-104.09) (   0.71,-101.24)  325.42                80
 12/26/2020   08:32:25   (  -0.08,-104.38) (   0.38,-106.53)  245.00                80
 12/27/2020   08:10:59   (  -0.06,-104.37) (  -0.57,-101.99)  271.14                80
 12/28/2020   20:32:56   (   0.07,-104.09) (  -0.65,-107.29)  365.05                80
 12/29/2020   20:16:51   (   0.06,-104.09) (   0.36,-102.76)  151.42                80
 12/31/2020   08:38:40   (  -0.07,-104.37) (   0.73,-108.05)  418.51                80
 01/01/2021   08:17:16   (  -0.06,-104.37) (  -0.28,-103.52)   97.46                80
 01/03/2021   20:20:27   (   0.07,-104.07) (   0.03,-104.28)   23.50                80