Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2019 2 4.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 02/05/2019   21:52:36   (   0.05,-127.83) (   0.30,-126.64)  135.46                80
 02/07/2019   10:14:24   (  -0.05,-127.95) (   0.82,-131.92)  451.75                80
 02/08/2019   09:52:58   (  -0.05,-127.98) (  -0.17,-127.39)   68.15                80
 02/10/2019   21:58:49   (   0.05,-127.99) (   0.02,-128.16)   19.49                80
 02/13/2019   10:01:52   (  -0.04,-128.12) (   0.11,-128.90)   88.29                80
 02/14/2019   09:40:27   (  -0.04,-128.14) (  -0.88,-124.36)  430.72                80
 02/15/2019   22:05:02   (   0.03,-128.10) (  -0.31,-129.66)  178.11                80
 02/16/2019   21:43:36   (   0.03,-128.12) (   0.68,-125.13)  340.46                80
 02/18/2019   10:08:04   (  -0.01,-128.22) (   0.50,-130.39)  248.85                80