Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2019 3 20.  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)
 03/21/2019   06:15:05   (  -0.00,-128.32) (  -0.59,-131.04)  310.41                80
 03/22/2019   05:51:46   (  -0.00,-128.30) (   0.48,-126.04)  257.40                80
 03/23/2019   18:10:39   (   0.00,-128.26) (   0.50,-130.61)  267.23                80
 03/24/2019   17:52:40   (   0.00,-128.25) (  -0.58,-125.61)  300.53                80
 03/26/2019   06:11:41   (   0.00,-128.25) (  -0.43,-130.21)  222.99                80
 03/27/2019   05:48:22   (  -0.00,-128.23) (   0.65,-125.21)  344.24                80
 03/28/2019   18:07:15   (  -0.01,-128.18) (   0.32,-129.78)  181.51                80
 03/29/2019   17:49:15   (  -0.00,-128.16) (  -0.76,-124.78)  385.70                80
 03/31/2019   06:05:37   (   0.01,-128.16) (  -0.25,-129.38)  138.38                80
 04/01/2019   05:47:37   (   0.01,-128.14) (   0.83,-124.38)  428.51                80
 04/02/2019   18:03:49   (  -0.01,-128.08) (   0.20,-128.94)   97.87                80
 04/03/2019   17:45:51   (  -0.01,-128.06) (  -0.94,-123.95)  469.04                80