Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2019 2 28.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 03/01/2019   10:01:43   (  -0.01,-128.38) (   0.13,-128.87)   56.13                80
 03/02/2019   09:40:19   (  -0.00,-128.39) (  -0.93,-124.34)  461.35                80
 03/03/2019   22:04:54   (  -0.00,-128.34) (  -0.27,-129.64)  147.38                80
 03/04/2019   21:43:29   (  -0.00,-128.35) (   0.73,-125.11)  369.75                80
 03/06/2019   10:05:16   (   0.00,-128.41) (   0.42,-130.38)  224.25                80
 03/07/2019   09:49:11   (   0.00,-128.41) (  -0.58,-125.84)  292.72                80
 03/08/2019   22:11:06   (  -0.00,-128.36) (  -0.62,-131.14)  316.62                80
 03/09/2019   21:49:40   (  -0.00,-128.36) (   0.38,-126.60)  200.01                80
 03/11/2019   10:11:28   (   0.00,-128.41) (   0.77,-131.88)  394.95                80
 03/12/2019   09:55:22   (   0.00,-128.40) (  -0.24,-127.34)  121.30                80
 03/13/2019   22:17:18   (  -0.00,-128.34) (  -0.96,-132.64)  489.26                80