Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2020 5 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 05/28/2020   09:46:13   (  -0.04,-128.18) (  -0.57,-125.78)  273.67                80
 05/29/2020   22:10:49   (   0.01,-128.14) (  -0.65,-131.07)  334.63                80
 05/30/2020   21:49:24   (   0.03,-128.12) (   0.38,-126.54)  179.86                80
 06/01/2020   10:13:51   (  -0.00,-128.11) (   0.81,-131.81)  420.97                80
 06/02/2020   09:52:26   (  -0.02,-128.09) (  -0.17,-127.27)   92.85                80
 06/04/2020   21:58:17   (   0.01,-128.01) (  -0.01,-128.03)    3.59                80
 06/07/2020   10:01:20   (  -0.01,-127.96) (   0.16,-128.77)   91.44                80
 06/08/2020   09:39:54   (  -0.02,-127.93) (  -0.82,-124.23)  421.66                80
 06/09/2020   22:04:29   (  -0.00,-127.87) (  -0.39,-129.52)  189.35                80