Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2021 2 6.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 02/07/2021   06:44:27   (   0.01, -75.18) (   1.00, -79.47)  489.38                80
 02/08/2021   06:23:03   (   0.01, -75.18) (  -0.02, -74.94)   26.30                80
 02/10/2021   18:26:15   (  -0.00, -75.18) (  -0.13, -75.72)   61.94                80
 02/11/2021   18:10:10   (   0.00, -75.18) (   0.90, -71.19)  454.63                80
 02/13/2021   06:31:57   (  -0.00, -75.18) (   0.31, -76.46)  146.13                80
 02/14/2021   06:10:33   (  -0.00, -75.18) (  -0.71, -71.93)  370.88                80
 02/15/2021   18:32:29   (   0.00, -75.20) (  -0.46, -77.23)  231.57                80
 02/16/2021   18:16:25   (   0.00, -75.21) (   0.57, -72.71)  286.01                80
 02/18/2021   06:38:13   (  -0.00, -75.23) (   0.58, -77.98)  313.20                80
 02/19/2021   06:16:48   (  -0.01, -75.24) (  -0.39, -73.44)  204.39                80