Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2019 4 4.  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)
 04/05/2019   06:02:11   (   0.02,-128.00) (  -0.13,-128.53)   61.35                80
 04/07/2019   18:00:25   (  -0.03,-127.91) (   0.00,-128.11)   22.49                80
 04/10/2019   06:01:27   (   0.04,-127.84) (   0.06,-127.71)   15.41                80
 04/12/2019   17:59:40   (  -0.05,-127.72) (  -0.13,-127.27)   51.56                80
 04/14/2019   06:16:01   (   0.05,-127.68) (  -0.89,-131.87)  477.04                80
 04/15/2019   05:58:03   (   0.05,-127.64) (   0.25,-126.88)   87.54                80
 04/16/2019   18:14:14   (  -0.06,-127.55) (   0.81,-131.43)  441.67                80
 04/17/2019   17:56:15   (  -0.05,-127.51) (  -0.27,-126.43)  122.84                80