Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2022 5 15.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 05/15/2022   21:45:55   (  -0.10,-127.73) (   0.51,-124.91)  319.99                80
 05/17/2022   10:05:01   (   0.08,-127.65) (   0.67,-130.18)  288.97                80
 05/18/2022   09:48:56   (   0.09,-127.60) (  -0.35,-125.64)  223.45                80
 05/19/2022   22:08:11   (  -0.07,-127.55) (  -0.82,-130.94)  386.14                80
 05/20/2022   21:52:05   (  -0.08,-127.51) (   0.14,-126.40)  126.52                80
 05/22/2022   10:11:11   (   0.06,-127.43) (   1.03,-131.66)  482.36                80
 05/23/2022   09:55:05   (   0.07,-127.39) (   0.01,-127.13)   29.93                80
 05/25/2022   21:55:34   (  -0.07,-127.29) (  -0.21,-127.88)   67.80                80
 05/26/2022   21:39:29   (  -0.08,-127.25) (   0.82,-123.35)  444.75                80
 05/28/2022   09:58:35   (   0.05,-127.17) (   0.35,-128.61)  164.26                80