Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2021 5 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 05/30/2021   08:23:29   (   0.07,-104.13) (   0.29,-104.97)   96.60                80
 05/31/2021   08:07:25   (   0.09,-104.13) (  -0.75,-100.45)  420.28                80
 06/01/2021   20:27:47   (  -0.06,-104.33) (  -0.38,-105.77)  164.09                17
 06/02/2021   20:07:59   (  -0.08,-104.33) (   0.60,-101.23)  352.40                80
 06/04/2021   08:29:47   (   0.05,-104.13) (   0.60,-106.50)  269.97                80
 06/05/2021   08:13:44   (   0.07,-104.14) (  -0.44,-101.98)  247.28                80
 06/06/2021   20:33:02   (  -0.04,-104.35) (  -0.69,-107.30)  335.46                80
 06/07/2021   20:16:58   (  -0.05,-104.35) (   0.30,-102.76)  181.16                80
 06/09/2021   08:36:06   (   0.02,-104.15) (   0.91,-108.03)  442.56                80
 06/10/2021   08:20:03   (   0.03,-104.15) (  -0.13,-103.50)   74.43                80