Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2022 4 3.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 04/04/2022   10:14:24   (   0.11,-128.40) (   0.90,-131.82)  391.08                80
 04/05/2022   09:53:00   (   0.11,-128.40) (  -0.14,-127.30)  125.82                80
 04/06/2022   22:14:56   (  -0.11,-128.42) (  -1.03,-132.60)  476.52                80
 04/07/2022   21:58:51   (  -0.12,-128.42) (  -0.05,-128.06)   40.25                80
 04/10/2022   10:01:52   (   0.12,-128.40) (   0.24,-128.79)   45.28                80
 04/11/2022   09:40:28   (   0.13,-128.40) (  -0.81,-124.27)  471.05                80
 04/12/2022   22:02:23   (  -0.13,-128.41) (  -0.41,-129.56)  132.39                80
 04/13/2022   21:46:19   (  -0.13,-128.40) (   0.64,-125.04)  383.89                80
 04/15/2022   10:08:05   (   0.13,-128.38) (   0.58,-130.29)  218.62                80
 04/16/2022   09:46:41   (   0.13,-128.37) (  -0.46,-125.77)  297.16                80