Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2019 3 30.  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)
 03/31/2019   06:05:36   (   0.02,-128.13) (  -0.27,-129.37)  141.93                80
 04/01/2019   05:47:38   (   0.02,-128.11) (   0.87,-124.39)  424.49                80
 04/02/2019   18:03:50   (  -0.02,-128.05) (   0.15,-128.95)  101.49                80
 04/03/2019   17:45:51   (  -0.02,-128.02) (  -0.93,-123.94)  464.88                80
 04/05/2019   06:02:12   (   0.02,-128.00) (  -0.09,-128.54)   61.60                80
 04/07/2019   18:00:25   (  -0.02,-127.91) (   0.03,-128.10)   22.58                80
 04/10/2019   06:01:28   (   0.03,-127.84) (   0.09,-127.71)   15.30                80
 04/12/2019   17:59:41   (  -0.05,-127.72) (  -0.16,-127.27)   51.27                80