Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2019 4 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 04/22/2019   05:37:41   (   0.06,-127.79) (   0.06,-127.73)    6.81                80
 04/24/2019   17:38:26   (  -0.07,-127.90) (  -0.20,-127.30)   68.69                80
 04/26/2019   05:57:22   (   0.08,-127.93) (  -0.79,-131.91)  452.80                80
 04/27/2019   05:34:00   (   0.08,-127.96) (   0.32,-126.91)  120.08                80
 04/28/2019   17:52:47   (  -0.09,-128.04) (   0.66,-131.48)  391.81                80
 04/29/2019   17:34:44   (  -0.09,-128.07) (  -0.45,-126.48)  181.08                80
 05/01/2019   05:53:40   (   0.09,-128.09) (  -0.59,-131.08)  340.66                80
 05/02/2019   05:30:17   (   0.09,-128.12) (   0.53,-126.08)  231.90                80
 05/03/2019   17:49:05   (  -0.09,-128.19) (   0.46,-130.65)  280.83                80