Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2020 1 23.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 01/23/2020   18:25:59   (  -0.06, -75.18) (  -0.15, -75.62)   50.62                80
 01/24/2020   18:07:15   (  -0.06, -75.16) (   0.85, -71.09)  464.08                80
 01/26/2020   06:31:43   (   0.06, -75.13) (   0.35, -76.36)  140.13                80
 01/27/2020   06:10:19   (   0.06, -75.12) (  -0.65, -71.83)  374.93                80
 01/28/2020   18:34:56   (  -0.07, -75.13) (  -0.52, -77.14)  229.51                80
 01/29/2020   18:13:31   (  -0.06, -75.12) (   0.48, -72.61)  286.09                80
 01/31/2020   06:38:00   (   0.07, -75.10) (   0.72, -77.88)  316.67                80
 02/01/2020   06:16:36   (   0.07, -75.10) (  -0.34, -73.36)  199.13                80
 02/02/2020   18:41:13   (  -0.08, -75.11) (  -0.88, -78.66)  404.48                80
 02/03/2020   18:19:48   (  -0.08, -75.11) (   0.12, -74.12)  111.65                80
 02/05/2020   06:44:17   (   0.09, -75.10) (   1.02, -79.41)  490.41                80