Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2023 2 11.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 02/11/2023   21:45:09   (  -0.06,-128.25) (   0.66,-125.02)  367.99                80
 02/13/2023   10:06:58   (   0.06,-128.25) (   0.49,-130.29)  231.80                80
 02/14/2023   09:50:52   (   0.07,-128.24) (  -0.48,-125.75)  283.97                80
 02/15/2023   22:12:48   (  -0.07,-128.21) (  -0.70,-131.04)  322.88                80
 02/16/2023   21:51:23   (  -0.08,-128.19) (   0.27,-126.50)  192.13                80
 02/18/2023   10:13:10   (   0.08,-128.17) (   0.92,-131.76)  409.53                80
 02/19/2023   09:57:06   (   0.08,-128.16) (  -0.12,-127.23)  105.59                80
 02/21/2023   21:57:37   (  -0.09,-128.11) (  -0.05,-127.99)   13.61                80
 02/24/2023   10:00:38   (   0.09,-128.07) (   0.24,-128.71)   73.58                80