Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2019 2 14.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 02/15/2019   22:02:22   (   0.04,-128.11) (  -0.31,-129.66)  176.93                80
 02/16/2019   21:46:16   (   0.03,-128.13) (   0.68,-125.13)  341.95                80
 02/18/2019   10:08:04   (  -0.02,-128.24) (   0.49,-130.39)  246.74                80
 02/19/2019   09:46:39   (  -0.02,-128.25) (  -0.57,-125.87)  271.97                80
 02/20/2019   22:11:15   (   0.01,-128.20) (  -0.63,-131.17)  337.43                80
 02/21/2019   21:49:49   (   0.01,-128.22) (   0.36,-126.63)  181.00                80
 02/23/2019   10:14:16   (  -0.01,-128.32) (   0.80,-131.90)  408.18                80
 02/24/2019   09:52:52   (  -0.02,-128.34) (  -0.25,-127.38)  110.10                80
 02/25/2019   22:17:27   (   0.01,-128.28) (  -0.95,-132.68)  499.89                80
 02/26/2019   21:56:02   (   0.01,-128.30) (   0.05,-128.14)   18.16                80