Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2019 4 10.  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)
 04/12/2019   17:59:40   (  -0.05,-127.74) (  -0.12,-127.26)   53.24                80
 04/14/2019   06:16:01   (   0.05,-127.70) (  -0.90,-131.86)  475.01                80
 04/15/2019   05:58:02   (   0.05,-127.66) (   0.24,-126.88)   89.78                80
 04/16/2019   18:14:14   (  -0.06,-127.58) (   0.82,-131.43)  438.96                80
 04/17/2019   17:56:15   (  -0.05,-127.54) (  -0.32,-126.44)  125.83                80
 04/19/2019   06:12:36   (   0.06,-127.50) (  -0.76,-131.02)  402.69                80
 04/20/2019   05:54:37   (   0.06,-127.45) (   0.38,-126.04)  161.81                80
 04/21/2019   18:10:48   (  -0.07,-127.37) (   0.67,-130.59)  367.65                80
 04/22/2019   17:52:50   (  -0.07,-127.32) (  -0.47,-125.60)  196.53                80
 04/24/2019   06:09:11   (   0.08,-127.27) (  -0.55,-130.20)  332.88                80