Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2020 10 31.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 10/31/2020   22:04:55   (   0.12,-128.08) (  -0.21,-129.61)  173.86                80
 11/01/2020   21:43:29   (   0.13,-128.05) (   0.78,-125.07)  339.27                80
 11/03/2020   10:07:56   (  -0.11,-128.01) (   0.44,-130.33)  265.83                80
 11/04/2020   09:46:31   (  -0.12,-127.98) (  -0.62,-125.81)  247.03                80
 11/05/2020   22:11:06   (   0.10,-127.93) (  -0.63,-131.10)  362.44                80
 11/06/2020   21:49:41   (   0.11,-127.89) (   0.43,-126.58)  149.73                80
 11/08/2020   10:14:07   (  -0.09,-127.83) (   0.79,-131.84)  456.91                80
 11/09/2020   09:52:42   (  -0.11,-127.79) (  -0.21,-127.30)   55.15                80
 11/11/2020   21:58:32   (   0.10,-127.69) (   0.03,-128.07)   43.07                80
 11/12/2020   21:37:06   (   0.11,-127.65) (   1.03,-123.54)  468.52                80