Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2022 6 6.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 06/07/2022   10:11:11   (  -0.00,-128.19) (   0.80,-131.69)  398.91                80
 06/08/2022   09:55:07   (   0.01,-128.21) (  -0.20,-127.16)  119.71                80
 06/09/2022   22:14:27   (   0.02,-128.24) (  -0.93,-132.48)  483.54                80
 06/10/2022   21:58:23   (   0.01,-128.26) (   0.07,-127.96)   34.83                80
 06/13/2022   09:58:50   (  -0.02,-128.31) (   0.06,-128.71)   45.90                80
 06/14/2022   09:42:47   (  -0.01,-128.32) (  -0.94,-124.18)  471.43                80
 06/15/2022   22:02:05   (   0.04,-128.33) (  -0.24,-129.50)  133.93                80
 06/16/2022   21:46:01   (   0.03,-128.34) (   0.77,-124.97)  383.40                80
 06/18/2022   10:05:12   (  -0.06,-128.36) (   0.37,-130.25)  216.03                80
 06/19/2022   09:49:08   (  -0.04,-128.37) (  -0.64,-125.73)  301.11                80