Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2021 2 5.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 02/05/2021   18:22:41   (   0.02, -75.20) (   0.26, -74.22)  112.34                80
 02/07/2021   06:44:28   (   0.02, -75.19) (   0.95, -79.48)  489.08                80
 02/08/2021   06:23:03   (   0.01, -75.18) (  -0.02, -74.94)   26.72                80
 02/10/2021   18:26:15   (  -0.00, -75.18) (  -0.13, -75.72)   61.46                80
 02/11/2021   18:10:10   (  -0.00, -75.18) (   0.90, -71.19)  455.20                80
 02/13/2021   06:31:57   (   0.00, -75.19) (   0.31, -76.45)  145.26                80
 02/14/2021   06:10:33   (   0.00, -75.19) (  -0.71, -71.93)  371.83                80
 02/15/2021   18:32:29   (   0.00, -75.21) (  -0.46, -77.23)  230.62                80
 02/16/2021   18:16:25   (   0.00, -75.22) (   0.57, -72.71)  287.07                80
 02/18/2021   06:38:12   (  -0.00, -75.24) (   0.64, -77.97)  311.84                80