Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2020 11 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)
 11/03/2020   10:07:56   (  -0.11,-128.01) (   0.39,-130.34)  265.92                80
 11/04/2020   09:46:31   (  -0.12,-127.98) (  -0.61,-125.81)  246.95                80
 11/05/2020   22:11:06   (   0.10,-127.93) (  -0.59,-131.11)  361.98                80
 11/06/2020   21:49:41   (   0.11,-127.89) (   0.41,-126.58)  150.22                80
 11/08/2020   10:14:07   (  -0.09,-127.83) (   0.80,-131.84)  456.82                80
 11/09/2020   09:52:42   (  -0.11,-127.79) (  -0.20,-127.30)   55.31                80
 11/11/2020   21:58:31   (   0.10,-127.70) (   0.01,-128.07)   42.44                80
 11/12/2020   21:37:06   (   0.11,-127.65) (   1.01,-123.53)  469.20                80
 11/14/2020   10:01:32   (  -0.09,-127.58) (   0.20,-128.79)  138.74                80
 11/15/2020   09:40:08   (  -0.10,-127.54) (  -0.86,-124.27)  372.71                80
 11/16/2020   22:04:42   (   0.07,-127.47) (  -0.39,-129.56)  237.75                80