Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2019 4 17.  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)
 04/19/2019   06:15:17   (   0.06,-127.68) (  -0.68,-131.04)  383.00                80
 04/20/2019   05:51:57   (   0.06,-127.71) (   0.40,-126.04)  190.37                80
 04/21/2019   18:10:50   (  -0.06,-127.80) (   0.59,-130.60)  320.70                80
 04/22/2019   17:52:51   (  -0.07,-127.83) (  -0.55,-125.62)  252.46                80
 04/24/2019   06:11:53   (   0.08,-127.87) (  -0.47,-130.21)  267.99                80
 04/25/2019   05:48:34   (   0.08,-127.90) (   0.67,-125.23)  304.74                80
 04/26/2019   18:07:26   (  -0.08,-127.98) (   0.32,-129.79)  207.15                80
 04/27/2019   17:49:28   (  -0.08,-128.01) (  -0.82,-124.81)  365.59                80
 04/29/2019   06:08:29   (   0.09,-128.04) (  -0.20,-129.41)  155.19                80
 04/30/2019   05:45:10   (   0.09,-128.07) (   0.89,-124.41)  417.26                80
 05/01/2019   18:04:02   (  -0.09,-128.14) (   0.10,-128.97)   95.23                80