Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2019 4 26.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 04/27/2019   17:49:27   (  -0.08,-128.00) (  -0.78,-124.80)  364.40                80
 04/29/2019   06:08:28   (   0.09,-128.01) (  -0.25,-129.39)  158.52                80
 04/30/2019   05:45:10   (   0.09,-128.04) (   0.90,-124.41)  413.61                80
 05/01/2019   18:04:02   (  -0.09,-128.11) (   0.09,-128.97)   97.94                80
 05/02/2019   17:46:03   (  -0.09,-128.14) (  -1.00,-123.97)  474.02                80
 05/04/2019   06:05:04   (   0.09,-128.14) (  -0.03,-128.57)   49.60                80
 05/06/2019   18:03:18   (  -0.10,-128.23) (  -0.13,-128.15)    9.15                80
 05/09/2019   05:59:00   (   0.11,-128.24) (   0.20,-127.75)   54.93                80
 05/10/2019   18:17:52   (  -0.11,-128.29) (   0.79,-132.32)  459.41                80