Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2022 8 17.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 08/17/2022   09:40:59   (   0.38,-128.07) (  -0.47,-124.29)  430.83                80
 08/18/2022   22:02:56   (  -0.39,-128.06) (  -0.73,-129.60)  175.22                80
 08/19/2022   21:46:51   (  -0.38,-128.06) (   0.26,-125.06)  340.63                80
 08/21/2022   10:08:41   (   0.39,-128.06) (   0.88,-130.34)  259.08                80
 08/22/2022   09:47:16   (   0.38,-128.05) (  -0.11,-125.81)  255.62                80
 08/23/2022   22:09:14   (  -0.39,-128.02) (  -1.07,-131.12)  352.93                80
 08/24/2022   21:53:09   (  -0.38,-128.01) (  -0.08,-126.58)  162.37                80
 08/26/2022   10:14:58   (   0.38,-128.02) (   1.22,-131.86)  436.88                80
 08/27/2022   09:53:34   (   0.38,-128.01) (   0.23,-127.33)   77.56                80
 08/29/2022   21:56:47   (  -0.38,-127.95) (  -0.41,-128.10)   17.64                80
 08/30/2022   21:40:42   (  -0.38,-127.94) (   0.59,-123.57)  497.34                80