Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2019 5 8.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 05/09/2019   13:22:54   (  -0.04,-128.28) (  -0.14,-127.78)   57.76                80
 05/10/2019   13:11:17   (  -0.03,-128.30) (  -0.84,-124.95)  383.37                80
 05/13/2019   01:29:56   (   0.05,-128.31) (  -0.32,-129.99)  191.32                80
 05/14/2019   01:20:59   (   0.05,-128.33) (   0.30,-127.15)  134.10                80
 05/15/2019   01:09:22   (   0.04,-128.34) (   0.99,-124.32)  459.46                80
 05/16/2019   13:39:20   (  -0.06,-128.39) (   0.78,-132.14)  427.72                80
 05/17/2019   13:27:43   (  -0.06,-128.40) (   0.15,-129.30)  102.60                80
 05/18/2019   13:18:45   (  -0.06,-128.41) (  -0.49,-126.45)  222.38                80
 05/21/2019   01:37:25   (   0.08,-128.40) (  -0.64,-131.51)  354.81                80
 05/22/2019   01:25:48   (   0.08,-128.41) (  -0.00,-128.67)   30.31                80