Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2021 8 26.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 08/27/2021   18:17:29   (   0.13, -75.21) (   0.68, -72.86)  268.44                80
 08/29/2021   06:39:17   (  -0.14, -75.21) (   0.50, -78.13)  332.10                80
 08/30/2021   06:17:53   (  -0.14, -75.21) (  -0.50, -73.59)  184.53                80
 08/31/2021   18:39:50   (   0.14, -75.22) (  -0.69, -78.90)  419.31                80
 09/01/2021   18:23:47   (   0.15, -75.23) (   0.37, -74.38)   97.69                80
 09/04/2021   06:24:11   (  -0.15, -75.24) (  -0.18, -75.11)   15.06                80
 09/06/2021   18:27:23   (   0.16, -75.27) (   0.00, -75.89)   70.49                80
 09/07/2021   18:11:20   (   0.16, -75.29) (   1.06, -71.36)  447.37                80
 09/09/2021   06:33:08   (  -0.16, -75.31) (   0.12, -76.63)  150.76                80