Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2021 3 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 03/18/2021   20:35:30   (  -0.09,-104.32) (  -0.76,-107.28)  336.67                80
 03/19/2021   20:14:05   (  -0.09,-104.31) (   0.28,-102.75)  178.62                80
 03/21/2021   08:35:53   (   0.10,-104.41) (   0.90,-108.02)  411.23                80
 03/22/2021   08:19:47   (   0.10,-104.41) (  -0.08,-103.48)  105.56                80
 03/24/2021   20:20:18   (  -0.11,-104.31) (  -0.09,-104.25)    6.89                80
 03/27/2021   08:23:21   (   0.11,-104.38) (   0.23,-104.99)   68.89                80
 03/28/2021   08:07:15   (   0.11,-104.38) (  -0.76,-100.45)  447.95                80
 03/29/2021   20:29:11   (  -0.12,-104.30) (  -0.46,-105.74)  164.63                80
 03/30/2021   20:07:46   (  -0.11,-104.29) (   0.59,-101.22)  350.44                80