Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2021 2 5.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 02/05/2021   20:01:44   (   0.04,-104.13) (   1.04, -99.77)  497.29                80
 02/07/2021   08:23:32   (  -0.03,-104.38) (   0.12,-105.04)   76.14                80
 02/08/2021   08:07:28   (  -0.03,-104.38) (  -0.91,-100.52)  440.66                80
 02/09/2021   20:29:23   (   0.02,-104.14) (  -0.32,-105.81)  189.27                80
 02/10/2021   20:07:58   (   0.02,-104.14) (   0.64,-101.27)  326.99                80
 02/12/2021   08:29:47   (  -0.02,-104.38) (   0.45,-106.56)  247.32                80
 02/13/2021   08:13:42   (  -0.02,-104.39) (  -0.58,-102.03)  269.96                80
 02/14/2021   20:35:37   (   0.02,-104.18) (  -0.71,-107.31)  357.89                80
 02/15/2021   20:14:12   (   0.03,-104.18) (   0.32,-102.78)  158.66                80
 02/17/2021   08:36:01   (  -0.02,-104.41) (   0.77,-108.07)  416.61                80
 02/18/2021   08:19:56   (  -0.03,-104.42) (  -0.19,-103.53)  100.99                80