Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2022 12 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)
 12/03/2022   21:56:36   (  -0.03,-127.84) (  -0.09,-127.96)   14.97                80
 12/04/2022   21:40:34   (  -0.04,-127.81) (   0.96,-123.44)  498.32                80
 12/06/2022   09:59:44   (   0.03,-127.83) (   0.20,-128.72)  100.91                80
 12/07/2022   09:43:41   (   0.04,-127.80) (  -0.79,-124.19)  411.63                80
 12/08/2022   22:02:59   (  -0.02,-127.67) (  -0.42,-129.49)  207.27                80
 12/09/2022   21:46:55   (  -0.03,-127.64) (   0.57,-124.96)  305.01                80
 12/11/2022   10:06:06   (   0.02,-127.65) (   0.58,-130.24)  294.92                80
 12/12/2022   09:50:02   (   0.02,-127.61) (  -0.41,-125.71)  217.03                80
 12/13/2022   22:09:21   (  -0.01,-127.48) (  -0.79,-131.02)  402.71                80
 12/14/2022   21:53:17   (  -0.01,-127.44) (   0.21,-126.49)  109.15                80
 12/16/2022   10:12:27   (  -0.00,-127.45) (   0.95,-131.77)  491.03                80