Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2019 6 18.  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)
 06/19/2019   17:50:26   (  -0.16,-128.22) (  -0.71,-125.66)  291.25                80
 06/21/2019   06:12:07   (   0.14,-128.13) (  -0.32,-130.26)  241.89                80
 06/22/2019   05:48:47   (   0.16,-128.11) (   0.79,-125.26)  324.02                80
 06/23/2019   18:10:19   (  -0.14,-128.12) (   0.22,-129.83)  193.96                80
 06/24/2019   17:47:00   (  -0.16,-128.10) (  -0.88,-124.83)  372.10                80
 06/26/2019   06:08:39   (   0.14,-128.00) (  -0.19,-129.41)  161.14                80
 06/27/2019   05:45:21   (   0.16,-127.97) (   0.97,-124.43)  404.35                80
 06/28/2019   18:06:52   (  -0.13,-127.97) (   0.10,-128.98)  114.68                80
 06/29/2019   17:43:33   (  -0.15,-127.94) (  -1.01,-123.98)  450.67                80
 07/01/2019   06:05:12   (   0.13,-127.84) (  -0.06,-128.57)   83.56                80
 07/02/2019   05:41:53   (   0.15,-127.80) (   1.10,-123.58)  480.89                80